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Finding the Fourth Proportional to 373,809.39, 560,686.97 and 146,062.20

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Solution

The fourth proportional to 373,809.39, 560,686.97 and 146,062.20 is: 219,082.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,809.39 : 560,686.97 = 146,062.20 : x
  2. Step 2: Convert to fraction form
    373,809.39/560,686.97 = 146,062.20/x
  3. Step 3: Cross multiply
    373,809.39x = 560,686.97 × 146,062.20
  4. Step 4: Simplify right side
    373,809.39x = 81,895,169,546.10
  5. Step 5: Solve for x
    x = 81,895,169,546.10/373,809.39
  6. Step 6: Final answer
    x = 219,082.70

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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.