Home / 497,497.92-746,272.26-142,564.02

Finding the Fourth Proportional to 497,497.92, 746,272.26 and 142,564.02

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Solution

The fourth proportional to 497,497.92, 746,272.26 and 142,564.02 is: 213,853.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,497.92 : 746,272.26 = 142,564.02 : x
  2. Step 2: Convert to fraction form
    497,497.92/746,272.26 = 142,564.02/x
  3. Step 3: Cross multiply
    497,497.92x = 746,272.26 × 142,564.02
  4. Step 4: Simplify right side
    497,497.92x = 106,391,573,400.09
  5. Step 5: Solve for x
    x = 106,391,573,400.09/497,497.92
  6. Step 6: Final answer
    x = 213,853.30

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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.