Home / 412,748.91-619,184.88-146,487.13

Finding the Fourth Proportional to 412,748.91, 619,184.88 and 146,487.13

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Solution

The fourth proportional to 412,748.91, 619,184.88 and 146,487.13 is: 219,752.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,748.91 : 619,184.88 = 146,487.13 : x
  2. Step 2: Convert to fraction form
    412,748.91/619,184.88 = 146,487.13/x
  3. Step 3: Cross multiply
    412,748.91x = 619,184.88 × 146,487.13
  4. Step 4: Simplify right side
    412,748.91x = 90,702,612,182.23
  5. Step 5: Solve for x
    x = 90,702,612,182.23/412,748.91
  6. Step 6: Final answer
    x = 219,752.52

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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.