Home / 1,167,257.20-1,750,885.80-325,807.60

Finding the Fourth Proportional to 1,167,257.20, 1,750,885.80 and 325,807.60

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Solution

The fourth proportional to 1,167,257.20, 1,750,885.80 and 325,807.60 is: 488,711.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167,257.20 : 1,750,885.80 = 325,807.60 : x
  2. Step 2: Convert to fraction form
    1,167,257.20/1,750,885.80 = 325,807.60/x
  3. Step 3: Cross multiply
    1,167,257.20x = 1,750,885.80 × 325,807.60
  4. Step 4: Simplify right side
    1,167,257.20x = 570,451,900,372.08
  5. Step 5: Solve for x
    x = 570,451,900,372.08/1,167,257.20
  6. Step 6: Final answer
    x = 488,711.40

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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.