Home / 386,116.42-532,250.04-271,072.32

Finding the Fourth Proportional to 386,116.42, 532,250.04 and 271,072.32

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Solution

The fourth proportional to 386,116.42, 532,250.04 and 271,072.32 is: 373,665.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,116.42 : 532,250.04 = 271,072.32 : x
  2. Step 2: Convert to fraction form
    386,116.42/532,250.04 = 271,072.32/x
  3. Step 3: Cross multiply
    386,116.42x = 532,250.04 × 271,072.32
  4. Step 4: Simplify right side
    386,116.42x = 144,278,253,652.60
  5. Step 5: Solve for x
    x = 144,278,253,652.60/386,116.42
  6. Step 6: Final answer
    x = 373,665.16

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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.