Home / 899,034.40-1,348,551.60-808,832.80

Finding the Fourth Proportional to 899,034.40, 1,348,551.60 and 808,832.80

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Solution

The fourth proportional to 899,034.40, 1,348,551.60 and 808,832.80 is: 1,213,249.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,034.40 : 1,348,551.60 = 808,832.80 : x
  2. Step 2: Convert to fraction form
    899,034.40/1,348,551.60 = 808,832.80/x
  3. Step 3: Cross multiply
    899,034.40x = 1,348,551.60 × 808,832.80
  4. Step 4: Simplify right side
    899,034.40x = 1,090,752,766,572.48
  5. Step 5: Solve for x
    x = 1,090,752,766,572.48/899,034.40
  6. Step 6: Final answer
    x = 1,213,249.20

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Double scale
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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.