Home / 488,757.28-733,135.38-133,774.24

Finding the Fourth Proportional to 488,757.28, 733,135.38 and 133,774.24

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Solution

The fourth proportional to 488,757.28, 733,135.38 and 133,774.24 is: 200,661.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,757.28 : 733,135.38 = 133,774.24 : x
  2. Step 2: Convert to fraction form
    488,757.28/733,135.38 = 133,774.24/x
  3. Step 3: Cross multiply
    488,757.28x = 733,135.38 × 133,774.24
  4. Step 4: Simplify right side
    488,757.28x = 98,074,628,276.61
  5. Step 5: Solve for x
    x = 98,074,628,276.61/488,757.28
  6. Step 6: Final answer
    x = 200,661.21

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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.