Home / 739,267.60-1,108,901.40-403,344.40

Finding the Fourth Proportional to 739,267.60, 1,108,901.40 and 403,344.40

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Solution

The fourth proportional to 739,267.60, 1,108,901.40 and 403,344.40 is: 605,016.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,267.60 : 1,108,901.40 = 403,344.40 : x
  2. Step 2: Convert to fraction form
    739,267.60/1,108,901.40 = 403,344.40/x
  3. Step 3: Cross multiply
    739,267.60x = 1,108,901.40 × 403,344.40
  4. Step 4: Simplify right side
    739,267.60x = 447,269,169,842.16
  5. Step 5: Solve for x
    x = 447,269,169,842.16/739,267.60
  6. Step 6: Final answer
    x = 605,016.60

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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.