Home / 1,173,452.80-1,760,179.20-425,523.20

Finding the Fourth Proportional to 1,173,452.80, 1,760,179.20 and 425,523.20

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Solution

The fourth proportional to 1,173,452.80, 1,760,179.20 and 425,523.20 is: 638,284.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,452.80 : 1,760,179.20 = 425,523.20 : x
  2. Step 2: Convert to fraction form
    1,173,452.80/1,760,179.20 = 425,523.20/x
  3. Step 3: Cross multiply
    1,173,452.80x = 1,760,179.20 × 425,523.20
  4. Step 4: Simplify right side
    1,173,452.80x = 748,997,085,757.44
  5. Step 5: Solve for x
    x = 748,997,085,757.44/1,173,452.80
  6. Step 6: Final answer
    x = 638,284.80

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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.