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Finding the Fourth Proportional to 906.59, 1,358.06 and 597.68

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Solution

The fourth proportional to 906.59, 1,358.06 and 597.68 is: 895.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    906.59 : 1,358.06 = 597.68 : x
  2. Step 2: Convert to fraction form
    906.59/1,358.06 = 597.68/x
  3. Step 3: Cross multiply
    906.59x = 1,358.06 × 597.68
  4. Step 4: Simplify right side
    906.59x = 811,682.31
  5. Step 5: Solve for x
    x = 811,682.31/906.59
  6. Step 6: Final answer
    x = 895.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.