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Finding the Fourth Proportional to 360,660.06, 497,713.95 and 199,520.28

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Solution

The fourth proportional to 360,660.06, 497,713.95 and 199,520.28 is: 275,339.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,660.06 : 497,713.95 = 199,520.28 : x
  2. Step 2: Convert to fraction form
    360,660.06/497,713.95 = 199,520.28/x
  3. Step 3: Cross multiply
    360,660.06x = 497,713.95 × 199,520.28
  4. Step 4: Simplify right side
    360,660.06x = 99,304,026,663.91
  5. Step 5: Solve for x
    x = 99,304,026,663.91/360,660.06
  6. Step 6: Final answer
    x = 275,339.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.