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Finding the Fourth Proportional to 753.04, 1,129.58 and 599.04

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Solution

The fourth proportional to 753.04, 1,129.58 and 599.04 is: 898.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    753.04 : 1,129.58 = 599.04 : x
  2. Step 2: Convert to fraction form
    753.04/1,129.58 = 599.04/x
  3. Step 3: Cross multiply
    753.04x = 1,129.58 × 599.04
  4. Step 4: Simplify right side
    753.04x = 676,663.60
  5. Step 5: Solve for x
    x = 676,663.60/753.04
  6. Step 6: Final answer
    x = 898.58

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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.