Home / 460,917.60-691,261.20-176,546.40

Finding the Fourth Proportional to 460,917.60, 691,261.20 and 176,546.40

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Solution

The fourth proportional to 460,917.60, 691,261.20 and 176,546.40 is: 264,775.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,917.60 : 691,261.20 = 176,546.40 : x
  2. Step 2: Convert to fraction form
    460,917.60/691,261.20 = 176,546.40/x
  3. Step 3: Cross multiply
    460,917.60x = 691,261.20 × 176,546.40
  4. Step 4: Simplify right side
    460,917.60x = 122,039,676,319.68
  5. Step 5: Solve for x
    x = 122,039,676,319.68/460,917.60
  6. Step 6: Final answer
    x = 264,775.47

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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.