Home / 866,982.40-1,300,473.60-548,117.80

Finding the Fourth Proportional to 866,982.40, 1,300,473.60 and 548,117.80

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Solution

The fourth proportional to 866,982.40, 1,300,473.60 and 548,117.80 is: 822,176.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,982.40 : 1,300,473.60 = 548,117.80 : x
  2. Step 2: Convert to fraction form
    866,982.40/1,300,473.60 = 548,117.80/x
  3. Step 3: Cross multiply
    866,982.40x = 1,300,473.60 × 548,117.80
  4. Step 4: Simplify right side
    866,982.40x = 712,812,728,590.08
  5. Step 5: Solve for x
    x = 712,812,728,590.08/866,982.40
  6. Step 6: Final answer
    x = 822,176.70

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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.