Home / 750,695.67-1,123,218.36-526,493.70

Finding the Fourth Proportional to 750,695.67, 1,123,218.36 and 526,493.70

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Solution

The fourth proportional to 750,695.67, 1,123,218.36 and 526,493.70 is: 787,759.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,695.67 : 1,123,218.36 = 526,493.70 : x
  2. Step 2: Convert to fraction form
    750,695.67/1,123,218.36 = 526,493.70/x
  3. Step 3: Cross multiply
    750,695.67x = 1,123,218.36 × 526,493.70
  4. Step 4: Simplify right side
    750,695.67x = 591,367,390,264.33
  5. Step 5: Solve for x
    x = 591,367,390,264.33/750,695.67
  6. Step 6: Final answer
    x = 787,759.16

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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.