Home / 755,658.03-1,042,793.08-411,498.04

Finding the Fourth Proportional to 755,658.03, 1,042,793.08 and 411,498.04

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Solution

The fourth proportional to 755,658.03, 1,042,793.08 and 411,498.04 is: 567,859.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,658.03 : 1,042,793.08 = 411,498.04 : x
  2. Step 2: Convert to fraction form
    755,658.03/1,042,793.08 = 411,498.04/x
  3. Step 3: Cross multiply
    755,658.03x = 1,042,793.08 × 411,498.04
  4. Step 4: Simplify right side
    755,658.03x = 429,107,308,545.56
  5. Step 5: Solve for x
    x = 429,107,308,545.56/755,658.03
  6. Step 6: Final answer
    x = 567,859.13

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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.