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Finding the Fourth Proportional to 602,710.27, 901,906.80 and 521,937.07

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Solution

The fourth proportional to 602,710.27, 901,906.80 and 521,937.07 is: 781,036.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,710.27 : 901,906.80 = 521,937.07 : x
  2. Step 2: Convert to fraction form
    602,710.27/901,906.80 = 521,937.07/x
  3. Step 3: Cross multiply
    602,710.27x = 901,906.80 × 521,937.07
  4. Step 4: Simplify right side
    602,710.27x = 470,738,592,605.08
  5. Step 5: Solve for x
    x = 470,738,592,605.08/602,710.27
  6. Step 6: Final answer
    x = 781,036.29

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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.