Home / 431,621.44-595,752.46-254,966.61

Finding the Fourth Proportional to 431,621.44, 595,752.46 and 254,966.61

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Solution

The fourth proportional to 431,621.44, 595,752.46 and 254,966.61 is: 351,921.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,621.44 : 595,752.46 = 254,966.61 : x
  2. Step 2: Convert to fraction form
    431,621.44/595,752.46 = 254,966.61/x
  3. Step 3: Cross multiply
    431,621.44x = 595,752.46 × 254,966.61
  4. Step 4: Simplify right side
    431,621.44x = 151,896,985,497.71
  5. Step 5: Solve for x
    x = 151,896,985,497.71/431,621.44
  6. Step 6: Final answer
    x = 351,921.78

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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.