Home / 1,174,793.60-1,762,651.20-426,915.20

Finding the Fourth Proportional to 1,174,793.60, 1,762,651.20 and 426,915.20

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Solution

The fourth proportional to 1,174,793.60, 1,762,651.20 and 426,915.20 is: 640,540.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,793.60 : 1,762,651.20 = 426,915.20 : x
  2. Step 2: Convert to fraction form
    1,174,793.60/1,762,651.20 = 426,915.20/x
  3. Step 3: Cross multiply
    1,174,793.60x = 1,762,651.20 × 426,915.20
  4. Step 4: Simplify right side
    1,174,793.60x = 752,502,589,578.24
  5. Step 5: Solve for x
    x = 752,502,589,578.24/1,174,793.60
  6. Step 6: Final answer
    x = 640,540.25

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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.