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Finding the Fourth Proportional to 750.99, 1,037.37 and 604.18

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Solution

The fourth proportional to 750.99, 1,037.37 and 604.18 is: 834.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    750.99 : 1,037.37 = 604.18 : x
  2. Step 2: Convert to fraction form
    750.99/1,037.37 = 604.18/x
  3. Step 3: Cross multiply
    750.99x = 1,037.37 × 604.18
  4. Step 4: Simplify right side
    750.99x = 626,758.21
  5. Step 5: Solve for x
    x = 626,758.21/750.99
  6. Step 6: Final answer
    x = 834.58

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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.