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Finding the Fourth Proportional to 617.82, 924.60 and 374.52

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Solution

The fourth proportional to 617.82, 924.60 and 374.52 is: 560.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    617.82 : 924.60 = 374.52 : x
  2. Step 2: Convert to fraction form
    617.82/924.60 = 374.52/x
  3. Step 3: Cross multiply
    617.82x = 924.60 × 374.52
  4. Step 4: Simplify right side
    617.82x = 346,281.19
  5. Step 5: Solve for x
    x = 346,281.19/617.82
  6. Step 6: Final answer
    x = 560.49

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Double scale
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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.