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Finding the Fourth Proportional to 501,502.34, 752,250.87 and 122,425.07

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Solution

The fourth proportional to 501,502.34, 752,250.87 and 122,425.07 is: 183,636.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,502.34 : 752,250.87 = 122,425.07 : x
  2. Step 2: Convert to fraction form
    501,502.34/752,250.87 = 122,425.07/x
  3. Step 3: Cross multiply
    501,502.34x = 752,250.87 × 122,425.07
  4. Step 4: Simplify right side
    501,502.34x = 92,094,366,231.79
  5. Step 5: Solve for x
    x = 92,094,366,231.79/501,502.34
  6. Step 6: Final answer
    x = 183,636.96

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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.