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Finding the Fourth Proportional to 524.38, 723.34 and 462.36

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Solution

The fourth proportional to 524.38, 723.34 and 462.36 is: 637.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    524.38 : 723.34 = 462.36 : x
  2. Step 2: Convert to fraction form
    524.38/723.34 = 462.36/x
  3. Step 3: Cross multiply
    524.38x = 723.34 × 462.36
  4. Step 4: Simplify right side
    524.38x = 334,443.48
  5. Step 5: Solve for x
    x = 334,443.48/524.38
  6. Step 6: Final answer
    x = 637.79

Related Problems

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Half scale
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Double scale
Find fourth proportional to 525.38, 724.72 and 463.36
Similar ratio
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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.