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Finding the Fourth Proportional to 532.36, 798.90 and 460.12

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Solution

The fourth proportional to 532.36, 798.90 and 460.12 is: 690.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    532.36 : 798.90 = 460.12 : x
  2. Step 2: Convert to fraction form
    532.36/798.90 = 460.12/x
  3. Step 3: Cross multiply
    532.36x = 798.90 × 460.12
  4. Step 4: Simplify right side
    532.36x = 367,589.87
  5. Step 5: Solve for x
    x = 367,589.87/532.36
  6. Step 6: Final answer
    x = 690.49

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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.