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Finding the Fourth Proportional to 562.32, 839.52 and 504.36

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Solution

The fourth proportional to 562.32, 839.52 and 504.36 is: 752.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    562.32 : 839.52 = 504.36 : x
  2. Step 2: Convert to fraction form
    562.32/839.52 = 504.36/x
  3. Step 3: Cross multiply
    562.32x = 839.52 × 504.36
  4. Step 4: Simplify right side
    562.32x = 423,420.31
  5. Step 5: Solve for x
    x = 423,420.31/562.32
  6. Step 6: Final answer
    x = 752.99

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.