Home / 410,232.73-615,421.32-140,297.41

Finding the Fourth Proportional to 410,232.73, 615,421.32 and 140,297.41

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Solution

The fourth proportional to 410,232.73, 615,421.32 and 140,297.41 is: 210,470.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,232.73 : 615,421.32 = 140,297.41 : x
  2. Step 2: Convert to fraction form
    410,232.73/615,421.32 = 140,297.41/x
  3. Step 3: Cross multiply
    410,232.73x = 615,421.32 × 140,297.41
  4. Step 4: Simplify right side
    410,232.73x = 86,342,017,254.78
  5. Step 5: Solve for x
    x = 86,342,017,254.78/410,232.73
  6. Step 6: Final answer
    x = 210,470.82

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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.