Home / 378,340.02-567,386.55-125,552.60

Finding the Fourth Proportional to 378,340.02, 567,386.55 and 125,552.60

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Solution

The fourth proportional to 378,340.02, 567,386.55 and 125,552.60 is: 188,287.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,340.02 : 567,386.55 = 125,552.60 : x
  2. Step 2: Convert to fraction form
    378,340.02/567,386.55 = 125,552.60/x
  3. Step 3: Cross multiply
    378,340.02x = 567,386.55 × 125,552.60
  4. Step 4: Simplify right side
    378,340.02x = 71,236,856,557.53
  5. Step 5: Solve for x
    x = 71,236,856,557.53/378,340.02
  6. Step 6: Final answer
    x = 188,287.92

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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.