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Finding the Fourth Proportional to 701.02, 964.85 and 560.69

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Solution

The fourth proportional to 701.02, 964.85 and 560.69 is: 771.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    701.02 : 964.85 = 560.69 : x
  2. Step 2: Convert to fraction form
    701.02/964.85 = 560.69/x
  3. Step 3: Cross multiply
    701.02x = 964.85 × 560.69
  4. Step 4: Simplify right side
    701.02x = 540,981.75
  5. Step 5: Solve for x
    x = 540,981.75/701.02
  6. Step 6: Final answer
    x = 771.71

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Double scale
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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.