Home / 804,884.40-1,207,326.60-486,019.80

Finding the Fourth Proportional to 804,884.40, 1,207,326.60 and 486,019.80

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Solution

The fourth proportional to 804,884.40, 1,207,326.60 and 486,019.80 is: 729,029.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,884.40 : 1,207,326.60 = 486,019.80 : x
  2. Step 2: Convert to fraction form
    804,884.40/1,207,326.60 = 486,019.80/x
  3. Step 3: Cross multiply
    804,884.40x = 1,207,326.60 × 486,019.80
  4. Step 4: Simplify right side
    804,884.40x = 586,784,632,666.68
  5. Step 5: Solve for x
    x = 586,784,632,666.68/804,884.40
  6. Step 6: Final answer
    x = 729,029.70

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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.