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Finding the Fourth Proportional to 906.58, 1,251.10 and 592.04

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Solution

The fourth proportional to 906.58, 1,251.10 and 592.04 is: 817.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    906.58 : 1,251.10 = 592.04 : x
  2. Step 2: Convert to fraction form
    906.58/1,251.10 = 592.04/x
  3. Step 3: Cross multiply
    906.58x = 1,251.10 × 592.04
  4. Step 4: Simplify right side
    906.58x = 740,701.24
  5. Step 5: Solve for x
    x = 740,701.24/906.58
  6. Step 6: Final answer
    x = 817.03

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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.