Home / 1,344,281.40-2,016,422.10-397,661.40

Finding the Fourth Proportional to 1,344,281.40, 2,016,422.10 and 397,661.40

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Solution

The fourth proportional to 1,344,281.40, 2,016,422.10 and 397,661.40 is: 596,492.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,281.40 : 2,016,422.10 = 397,661.40 : x
  2. Step 2: Convert to fraction form
    1,344,281.40/2,016,422.10 = 397,661.40/x
  3. Step 3: Cross multiply
    1,344,281.40x = 2,016,422.10 × 397,661.40
  4. Step 4: Simplify right side
    1,344,281.40x = 801,853,235,276.94
  5. Step 5: Solve for x
    x = 801,853,235,276.94/1,344,281.40
  6. Step 6: Final answer
    x = 596,492.10

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.