Home / 878,924.66-1,318,513.34-271,760.34

Finding the Fourth Proportional to 878,924.66, 1,318,513.34 and 271,760.34

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Solution

The fourth proportional to 878,924.66, 1,318,513.34 and 271,760.34 is: 407,679.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    878,924.66 : 1,318,513.34 = 271,760.34 : x
  2. Step 2: Convert to fraction form
    878,924.66/1,318,513.34 = 271,760.34/x
  3. Step 3: Cross multiply
    878,924.66x = 1,318,513.34 × 271,760.34
  4. Step 4: Simplify right side
    878,924.66x = 358,319,633,572.94
  5. Step 5: Solve for x
    x = 358,319,633,572.94/878,924.66
  6. Step 6: Final answer
    x = 407,679.58

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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.