Home / 296,721.68-442,924.10-274,793.36

Finding the Fourth Proportional to 296,721.68, 442,924.10 and 274,793.36

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Solution

The fourth proportional to 296,721.68, 442,924.10 and 274,793.36 is: 410,191.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,721.68 : 442,924.10 = 274,793.36 : x
  2. Step 2: Convert to fraction form
    296,721.68/442,924.10 = 274,793.36/x
  3. Step 3: Cross multiply
    296,721.68x = 442,924.10 × 274,793.36
  4. Step 4: Simplify right side
    296,721.68x = 121,712,601,663.98
  5. Step 5: Solve for x
    x = 121,712,601,663.98/296,721.68
  6. Step 6: Final answer
    x = 410,191.13

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.