Home / 482,799.40-724,371.90-202,402.60

Finding the Fourth Proportional to 482,799.40, 724,371.90 and 202,402.60

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Solution

The fourth proportional to 482,799.40, 724,371.90 and 202,402.60 is: 303,676.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,799.40 : 724,371.90 = 202,402.60 : x
  2. Step 2: Convert to fraction form
    482,799.40/724,371.90 = 202,402.60/x
  3. Step 3: Cross multiply
    482,799.40x = 724,371.90 × 202,402.60
  4. Step 4: Simplify right side
    482,799.40x = 146,614,755,926.94
  5. Step 5: Solve for x
    x = 146,614,755,926.94/482,799.40
  6. Step 6: Final answer
    x = 303,676.34

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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.