Home / 747,166.58-1,121,198.88-267,356.53

Finding the Fourth Proportional to 747,166.58, 1,121,198.88 and 267,356.53

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Solution

The fourth proportional to 747,166.58, 1,121,198.88 and 267,356.53 is: 401,195.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,166.58 : 1,121,198.88 = 267,356.53 : x
  2. Step 2: Convert to fraction form
    747,166.58/1,121,198.88 = 267,356.53/x
  3. Step 3: Cross multiply
    747,166.58x = 1,121,198.88 × 267,356.53
  4. Step 4: Simplify right side
    747,166.58x = 299,759,841,996.69
  5. Step 5: Solve for x
    x = 299,759,841,996.69/747,166.58
  6. Step 6: Final answer
    x = 401,195.46

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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.