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Finding the Fourth Proportional to 532.62, 803.43 and 504.61

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Solution

The fourth proportional to 532.62, 803.43 and 504.61 is: 761.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    532.62 : 803.43 = 504.61 : x
  2. Step 2: Convert to fraction form
    532.62/803.43 = 504.61/x
  3. Step 3: Cross multiply
    532.62x = 803.43 × 504.61
  4. Step 4: Simplify right side
    532.62x = 405,418.81
  5. Step 5: Solve for x
    x = 405,418.81/532.62
  6. Step 6: Final answer
    x = 761.18

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.