Home / 757,935.52-1,045,951.20-418,404

Finding the Fourth Proportional to 757,935.52, 1,045,951.20 and 418,404

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Solution

The fourth proportional to 757,935.52, 1,045,951.20 and 418,404 is: 577,397.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,935.52 : 1,045,951.20 = 418,404 : x
  2. Step 2: Convert to fraction form
    757,935.52/1,045,951.20 = 418,404/x
  3. Step 3: Cross multiply
    757,935.52x = 1,045,951.20 × 418,404
  4. Step 4: Simplify right side
    757,935.52x = 437,630,165,884.80
  5. Step 5: Solve for x
    x = 437,630,165,884.80/757,935.52
  6. Step 6: Final answer
    x = 577,397.62

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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.