Home / 334,660.76-502,190.60-121,445.32

Finding the Fourth Proportional to 334,660.76, 502,190.60 and 121,445.32

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Solution

The fourth proportional to 334,660.76, 502,190.60 and 121,445.32 is: 182,240.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,660.76 : 502,190.60 = 121,445.32 : x
  2. Step 2: Convert to fraction form
    334,660.76/502,190.60 = 121,445.32/x
  3. Step 3: Cross multiply
    334,660.76x = 502,190.60 × 121,445.32
  4. Step 4: Simplify right side
    334,660.76x = 60,988,696,255.29
  5. Step 5: Solve for x
    x = 60,988,696,255.29/334,660.76
  6. Step 6: Final answer
    x = 182,240.36

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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.