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Finding the Fourth Proportional to 402,482.50, 555,304.60 and 241,278.73

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Solution

The fourth proportional to 402,482.50, 555,304.60 and 241,278.73 is: 332,891.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,482.50 : 555,304.60 = 241,278.73 : x
  2. Step 2: Convert to fraction form
    402,482.50/555,304.60 = 241,278.73/x
  3. Step 3: Cross multiply
    402,482.50x = 555,304.60 × 241,278.73
  4. Step 4: Simplify right side
    402,482.50x = 133,983,188,651.16
  5. Step 5: Solve for x
    x = 133,983,188,651.16/402,482.50
  6. Step 6: Final answer
    x = 332,891.96

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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.