Home / 846,290.60-1,260,640.02-800,452.90

Finding the Fourth Proportional to 846,290.60, 1,260,640.02 and 800,452.90

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Solution

The fourth proportional to 846,290.60, 1,260,640.02 and 800,452.90 is: 1,192,359.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,290.60 : 1,260,640.02 = 800,452.90 : x
  2. Step 2: Convert to fraction form
    846,290.60/1,260,640.02 = 800,452.90/x
  3. Step 3: Cross multiply
    846,290.60x = 1,260,640.02 × 800,452.90
  4. Step 4: Simplify right side
    846,290.60x = 1,009,082,959,865.06
  5. Step 5: Solve for x
    x = 1,009,082,959,865.06/846,290.60
  6. Step 6: Final answer
    x = 1,192,359.88

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.