Home / 862,667.20-1,294,000.80-548,516.80

Finding the Fourth Proportional to 862,667.20, 1,294,000.80 and 548,516.80

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Solution

The fourth proportional to 862,667.20, 1,294,000.80 and 548,516.80 is: 822,775.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,667.20 : 1,294,000.80 = 548,516.80 : x
  2. Step 2: Convert to fraction form
    862,667.20/1,294,000.80 = 548,516.80/x
  3. Step 3: Cross multiply
    862,667.20x = 1,294,000.80 × 548,516.80
  4. Step 4: Simplify right side
    862,667.20x = 709,781,178,013.44
  5. Step 5: Solve for x
    x = 709,781,178,013.44/862,667.20
  6. Step 6: Final answer
    x = 822,775.20

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Similar ratio
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1.5x scale

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.