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Finding the Fourth Proportional to 751.93, 1,037.29 and 437.14

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Solution

The fourth proportional to 751.93, 1,037.29 and 437.14 is: 603.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    751.93 : 1,037.29 = 437.14 : x
  2. Step 2: Convert to fraction form
    751.93/1,037.29 = 437.14/x
  3. Step 3: Cross multiply
    751.93x = 1,037.29 × 437.14
  4. Step 4: Simplify right side
    751.93x = 453,438.76
  5. Step 5: Solve for x
    x = 453,438.76/751.93
  6. Step 6: Final answer
    x = 603.04

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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.