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Finding the Fourth Proportional to 560.76, 841.73 and 252.83

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Solution

The fourth proportional to 560.76, 841.73 and 252.83 is: 379.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    560.76 : 841.73 = 252.83 : x
  2. Step 2: Convert to fraction form
    560.76/841.73 = 252.83/x
  3. Step 3: Cross multiply
    560.76x = 841.73 × 252.83
  4. Step 4: Simplify right side
    560.76x = 212,809.12
  5. Step 5: Solve for x
    x = 212,809.12/560.76
  6. Step 6: Final answer
    x = 379.50

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Similar ratio
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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.