Home / 747,286.29-1,031,277.87-425,042.82

Finding the Fourth Proportional to 747,286.29, 1,031,277.87 and 425,042.82

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Solution

The fourth proportional to 747,286.29, 1,031,277.87 and 425,042.82 is: 586,572.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,286.29 : 1,031,277.87 = 425,042.82 : x
  2. Step 2: Convert to fraction form
    747,286.29/1,031,277.87 = 425,042.82/x
  3. Step 3: Cross multiply
    747,286.29x = 1,031,277.87 × 425,042.82
  4. Step 4: Simplify right side
    747,286.29x = 438,337,254,068.39
  5. Step 5: Solve for x
    x = 438,337,254,068.39/747,286.29
  6. Step 6: Final answer
    x = 586,572.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.