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Finding the Fourth Proportional to 531.06, 732.90 and 295.03

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Solution

The fourth proportional to 531.06, 732.90 and 295.03 is: 407.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    531.06 : 732.90 = 295.03 : x
  2. Step 2: Convert to fraction form
    531.06/732.90 = 295.03/x
  3. Step 3: Cross multiply
    531.06x = 732.90 × 295.03
  4. Step 4: Simplify right side
    531.06x = 216,223.82
  5. Step 5: Solve for x
    x = 216,223.82/531.06
  6. Step 6: Final answer
    x = 407.16

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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.