Home / 878,927.43-1,318,517.43-271,763.04

Finding the Fourth Proportional to 878,927.43, 1,318,517.43 and 271,763.04

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Solution

The fourth proportional to 878,927.43, 1,318,517.43 and 271,763.04 is: 407,683.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    878,927.43 : 1,318,517.43 = 271,763.04 : x
  2. Step 2: Convert to fraction form
    878,927.43/1,318,517.43 = 271,763.04/x
  3. Step 3: Cross multiply
    878,927.43x = 1,318,517.43 × 271,763.04
  4. Step 4: Simplify right side
    878,927.43x = 358,324,300,870.78
  5. Step 5: Solve for x
    x = 358,324,300,870.78/878,927.43
  6. Step 6: Final answer
    x = 407,683.60

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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.