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Finding the Fourth Proportional to 598.32, 826.00 and 451.31

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Solution

The fourth proportional to 598.32, 826.00 and 451.31 is: 623.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    598.32 : 826.00 = 451.31 : x
  2. Step 2: Convert to fraction form
    598.32/826.00 = 451.31/x
  3. Step 3: Cross multiply
    598.32x = 826.00 × 451.31
  4. Step 4: Simplify right side
    598.32x = 372,776.80
  5. Step 5: Solve for x
    x = 372,776.80/598.32
  6. Step 6: Final answer
    x = 623.04

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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.