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Finding the Fourth Proportional to 501,642.23, 752,709.38 and 235,424.39

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Solution

The fourth proportional to 501,642.23, 752,709.38 and 235,424.39 is: 353,252.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,642.23 : 752,709.38 = 235,424.39 : x
  2. Step 2: Convert to fraction form
    501,642.23/752,709.38 = 235,424.39/x
  3. Step 3: Cross multiply
    501,642.23x = 752,709.38 × 235,424.39
  4. Step 4: Simplify right side
    501,642.23x = 177,206,141,693.11
  5. Step 5: Solve for x
    x = 177,206,141,693.11/501,642.23
  6. Step 6: Final answer
    x = 353,252.04

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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.