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Finding the Fourth Proportional to 530.52, 795.05 and 400.41

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Solution

The fourth proportional to 530.52, 795.05 and 400.41 is: 600.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    530.52 : 795.05 = 400.41 : x
  2. Step 2: Convert to fraction form
    530.52/795.05 = 400.41/x
  3. Step 3: Cross multiply
    530.52x = 795.05 × 400.41
  4. Step 4: Simplify right side
    530.52x = 318,346.97
  5. Step 5: Solve for x
    x = 318,346.97/530.52
  6. Step 6: Final answer
    x = 600.07

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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.