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Finding the Fourth Proportional to 501,026.60, 752,123.10 and 301,572.20

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Solution

The fourth proportional to 501,026.60, 752,123.10 and 301,572.20 is: 452,709.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,026.60 : 752,123.10 = 301,572.20 : x
  2. Step 2: Convert to fraction form
    501,026.60/752,123.10 = 301,572.20/x
  3. Step 3: Cross multiply
    501,026.60x = 752,123.10 × 301,572.20
  4. Step 4: Simplify right side
    501,026.60x = 226,819,417,937.82
  5. Step 5: Solve for x
    x = 226,819,417,937.82/501,026.60
  6. Step 6: Final answer
    x = 452,709.33

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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.