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Finding the Fourth Proportional to 584,552.70, 875,079.45 and 521,567.10

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Solution

The fourth proportional to 584,552.70, 875,079.45 and 521,567.10 is: 780,789.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,552.70 : 875,079.45 = 521,567.10 : x
  2. Step 2: Convert to fraction form
    584,552.70/875,079.45 = 521,567.10/x
  3. Step 3: Cross multiply
    584,552.70x = 875,079.45 × 521,567.10
  4. Step 4: Simplify right side
    584,552.70x = 456,412,651,006.10
  5. Step 5: Solve for x
    x = 456,412,651,006.10/584,552.70
  6. Step 6: Final answer
    x = 780,789.57

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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.