Home / 557,861.04-836,772.12-178,776.18

Finding the Fourth Proportional to 557,861.04, 836,772.12 and 178,776.18

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Solution

The fourth proportional to 557,861.04, 836,772.12 and 178,776.18 is: 268,158.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,861.04 : 836,772.12 = 178,776.18 : x
  2. Step 2: Convert to fraction form
    557,861.04/836,772.12 = 178,776.18/x
  3. Step 3: Cross multiply
    557,861.04x = 836,772.12 × 178,776.18
  4. Step 4: Simplify right side
    557,861.04x = 149,594,923,144.10
  5. Step 5: Solve for x
    x = 149,594,923,144.10/557,861.04
  6. Step 6: Final answer
    x = 268,158.04

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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.