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Finding the Fourth Proportional to 410.02, 614.54 and 362.02

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Solution

The fourth proportional to 410.02, 614.54 and 362.02 is: 542.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    410.02 : 614.54 = 362.02 : x
  2. Step 2: Convert to fraction form
    410.02/614.54 = 362.02/x
  3. Step 3: Cross multiply
    410.02x = 614.54 × 362.02
  4. Step 4: Simplify right side
    410.02x = 222,475.77
  5. Step 5: Solve for x
    x = 222,475.77/410.02
  6. Step 6: Final answer
    x = 542.60

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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.