Home / 782,180.16-1,173,274.56-283,531.20

Finding the Fourth Proportional to 782,180.16, 1,173,274.56 and 283,531.20

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Solution

The fourth proportional to 782,180.16, 1,173,274.56 and 283,531.20 is: 425,298.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,180.16 : 1,173,274.56 = 283,531.20 : x
  2. Step 2: Convert to fraction form
    782,180.16/1,173,274.56 = 283,531.20/x
  3. Step 3: Cross multiply
    782,180.16x = 1,173,274.56 × 283,531.20
  4. Step 4: Simplify right side
    782,180.16x = 332,659,943,926.27
  5. Step 5: Solve for x
    x = 332,659,943,926.27/782,180.16
  6. Step 6: Final answer
    x = 425,298.37

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1.5x scale

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.