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Finding the Fourth Proportional to 544.17, 751.50 and 469.32

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Solution

The fourth proportional to 544.17, 751.50 and 469.32 is: 648.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    544.17 : 751.50 = 469.32 : x
  2. Step 2: Convert to fraction form
    544.17/751.50 = 469.32/x
  3. Step 3: Cross multiply
    544.17x = 751.50 × 469.32
  4. Step 4: Simplify right side
    544.17x = 352,693.98
  5. Step 5: Solve for x
    x = 352,693.98/544.17
  6. Step 6: Final answer
    x = 648.13

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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.