Home / 497,499.04-746,028.96-142,432.48

Finding the Fourth Proportional to 497,499.04, 746,028.96 and 142,432.48

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Solution

The fourth proportional to 497,499.04, 746,028.96 and 142,432.48 is: 213,585.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,499.04 : 746,028.96 = 142,432.48 : x
  2. Step 2: Convert to fraction form
    497,499.04/746,028.96 = 142,432.48/x
  3. Step 3: Cross multiply
    497,499.04x = 746,028.96 × 142,432.48
  4. Step 4: Simplify right side
    497,499.04x = 106,258,754,924.62
  5. Step 5: Solve for x
    x = 106,258,754,924.62/497,499.04
  6. Step 6: Final answer
    x = 213,585.85

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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.