Home / 800,876.80-1,105,209.14-452,090.60

Finding the Fourth Proportional to 800,876.80, 1,105,209.14 and 452,090.60

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Solution

The fourth proportional to 800,876.80, 1,105,209.14 and 452,090.60 is: 623,884.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,876.80 : 1,105,209.14 = 452,090.60 : x
  2. Step 2: Convert to fraction form
    800,876.80/1,105,209.14 = 452,090.60/x
  3. Step 3: Cross multiply
    800,876.80x = 1,105,209.14 × 452,090.60
  4. Step 4: Simplify right side
    800,876.80x = 499,654,663,228.08
  5. Step 5: Solve for x
    x = 499,654,663,228.08/800,876.80
  6. Step 6: Final answer
    x = 623,884.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.