Home / 410,823.60-615,841.74-173,840.28

Finding the Fourth Proportional to 410,823.60, 615,841.74 and 173,840.28

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Solution

The fourth proportional to 410,823.60, 615,841.74 and 173,840.28 is: 260,593.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,823.60 : 615,841.74 = 173,840.28 : x
  2. Step 2: Convert to fraction form
    410,823.60/615,841.74 = 173,840.28/x
  3. Step 3: Cross multiply
    410,823.60x = 615,841.74 × 173,840.28
  4. Step 4: Simplify right side
    410,823.60x = 107,058,100,517.29
  5. Step 5: Solve for x
    x = 107,058,100,517.29/410,823.60
  6. Step 6: Final answer
    x = 260,593.84

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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.