Home / 627,152.22-940,728.24-272,158.38

Finding the Fourth Proportional to 627,152.22, 940,728.24 and 272,158.38

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Solution

The fourth proportional to 627,152.22, 940,728.24 and 272,158.38 is: 408,237.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,152.22 : 940,728.24 = 272,158.38 : x
  2. Step 2: Convert to fraction form
    627,152.22/940,728.24 = 272,158.38/x
  3. Step 3: Cross multiply
    627,152.22x = 940,728.24 × 272,158.38
  4. Step 4: Simplify right side
    627,152.22x = 256,027,073,818.65
  5. Step 5: Solve for x
    x = 256,027,073,818.65/627,152.22
  6. Step 6: Final answer
    x = 408,237.53

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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.