Home / 483,332.40-724,998.60-474,001.20

Finding the Fourth Proportional to 483,332.40, 724,998.60 and 474,001.20

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Solution

The fourth proportional to 483,332.40, 724,998.60 and 474,001.20 is: 711,001.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,332.40 : 724,998.60 = 474,001.20 : x
  2. Step 2: Convert to fraction form
    483,332.40/724,998.60 = 474,001.20/x
  3. Step 3: Cross multiply
    483,332.40x = 724,998.60 × 474,001.20
  4. Step 4: Simplify right side
    483,332.40x = 343,650,206,398.32
  5. Step 5: Solve for x
    x = 343,650,206,398.32/483,332.40
  6. Step 6: Final answer
    x = 711,001.80

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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.