Home / 940,901.40-1,411,352.10-230,920.20

Finding the Fourth Proportional to 940,901.40, 1,411,352.10 and 230,920.20

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Solution

The fourth proportional to 940,901.40, 1,411,352.10 and 230,920.20 is: 346,380.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,901.40 : 1,411,352.10 = 230,920.20 : x
  2. Step 2: Convert to fraction form
    940,901.40/1,411,352.10 = 230,920.20/x
  3. Step 3: Cross multiply
    940,901.40x = 1,411,352.10 × 230,920.20
  4. Step 4: Simplify right side
    940,901.40x = 325,909,709,202.42
  5. Step 5: Solve for x
    x = 325,909,709,202.42/940,901.40
  6. Step 6: Final answer
    x = 346,380.30

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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.