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Finding the Fourth Proportional to 441,046.72, 660,957.18 and 230,264.20

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Solution

The fourth proportional to 441,046.72, 660,957.18 and 230,264.20 is: 345,076.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,046.72 : 660,957.18 = 230,264.20 : x
  2. Step 2: Convert to fraction form
    441,046.72/660,957.18 = 230,264.20/x
  3. Step 3: Cross multiply
    441,046.72x = 660,957.18 × 230,264.20
  4. Step 4: Simplify right side
    441,046.72x = 152,194,776,286.96
  5. Step 5: Solve for x
    x = 152,194,776,286.96/441,046.72
  6. Step 6: Final answer
    x = 345,076.31

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1.5x scale

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.