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Finding the Fourth Proportional to 442,340.52, 663,510.76 and 146,852.52

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Solution

The fourth proportional to 442,340.52, 663,510.76 and 146,852.52 is: 220,278.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,340.52 : 663,510.76 = 146,852.52 : x
  2. Step 2: Convert to fraction form
    442,340.52/663,510.76 = 146,852.52/x
  3. Step 3: Cross multiply
    442,340.52x = 663,510.76 × 146,852.52
  4. Step 4: Simplify right side
    442,340.52x = 97,438,227,153.12
  5. Step 5: Solve for x
    x = 97,438,227,153.12/442,340.52
  6. Step 6: Final answer
    x = 220,278.77

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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.