Home / 1,335,052.55-2,002,578.80-324,167.69

Finding the Fourth Proportional to 1,335,052.55, 2,002,578.80 and 324,167.69

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Solution

The fourth proportional to 1,335,052.55, 2,002,578.80 and 324,167.69 is: 486,251.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,052.55 : 2,002,578.80 = 324,167.69 : x
  2. Step 2: Convert to fraction form
    1,335,052.55/2,002,578.80 = 324,167.69/x
  3. Step 3: Cross multiply
    1,335,052.55x = 2,002,578.80 × 324,167.69
  4. Step 4: Simplify right side
    1,335,052.55x = 649,171,334,436.50
  5. Step 5: Solve for x
    x = 649,171,334,436.50/1,335,052.55
  6. Step 6: Final answer
    x = 486,251.52

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Half scale
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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.