Home / 942,517.12-1,300,177.68-560,272

Finding the Fourth Proportional to 942,517.12, 1,300,177.68 and 560,272

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Solution

The fourth proportional to 942,517.12, 1,300,177.68 and 560,272 is: 772,880.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,517.12 : 1,300,177.68 = 560,272 : x
  2. Step 2: Convert to fraction form
    942,517.12/1,300,177.68 = 560,272/x
  3. Step 3: Cross multiply
    942,517.12x = 1,300,177.68 × 560,272
  4. Step 4: Simplify right side
    942,517.12x = 728,453,149,128.96
  5. Step 5: Solve for x
    x = 728,453,149,128.96/942,517.12
  6. Step 6: Final answer
    x = 772,880.55

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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.