Home / 578,933.52-868,417.29-494,159.12

Finding the Fourth Proportional to 578,933.52, 868,417.29 and 494,159.12

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Solution

The fourth proportional to 578,933.52, 868,417.29 and 494,159.12 is: 741,253.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,933.52 : 868,417.29 = 494,159.12 : x
  2. Step 2: Convert to fraction form
    578,933.52/868,417.29 = 494,159.12/x
  3. Step 3: Cross multiply
    578,933.52x = 868,417.29 × 494,159.12
  4. Step 4: Simplify right side
    578,933.52x = 429,136,321,348.39
  5. Step 5: Solve for x
    x = 429,136,321,348.39/578,933.52
  6. Step 6: Final answer
    x = 741,253.20

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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.