Home / 757,157.68-1,135,404-283,510.88

Finding the Fourth Proportional to 757,157.68, 1,135,404 and 283,510.88

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Solution

The fourth proportional to 757,157.68, 1,135,404 and 283,510.88 is: 425,141.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,157.68 : 1,135,404 = 283,510.88 : x
  2. Step 2: Convert to fraction form
    757,157.68/1,135,404 = 283,510.88/x
  3. Step 3: Cross multiply
    757,157.68x = 1,135,404 × 283,510.88
  4. Step 4: Simplify right side
    757,157.68x = 321,899,387,195.52
  5. Step 5: Solve for x
    x = 321,899,387,195.52/757,157.68
  6. Step 6: Final answer
    x = 425,141.81

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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.