Home / 497,458.20-746,345.03-177,603.21

Finding the Fourth Proportional to 497,458.20, 746,345.03 and 177,603.21

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Solution

The fourth proportional to 497,458.20, 746,345.03 and 177,603.21 is: 266,461.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,458.20 : 746,345.03 = 177,603.21 : x
  2. Step 2: Convert to fraction form
    497,458.20/746,345.03 = 177,603.21/x
  3. Step 3: Cross multiply
    497,458.20x = 746,345.03 × 177,603.21
  4. Step 4: Simplify right side
    497,458.20x = 132,553,273,095.55
  5. Step 5: Solve for x
    x = 132,553,273,095.55/497,458.20
  6. Step 6: Final answer
    x = 266,461.13

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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.