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Finding the Fourth Proportional to 560.46, 773.38 and 374.16

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Solution

The fourth proportional to 560.46, 773.38 and 374.16 is: 516.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    560.46 : 773.38 = 374.16 : x
  2. Step 2: Convert to fraction form
    560.46/773.38 = 374.16/x
  3. Step 3: Cross multiply
    560.46x = 773.38 × 374.16
  4. Step 4: Simplify right side
    560.46x = 289,367.86
  5. Step 5: Solve for x
    x = 289,367.86/560.46
  6. Step 6: Final answer
    x = 516.30

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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.