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Finding the Fourth Proportional to 580,984.60, 871,304.10 and 225,794.20

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Solution

The fourth proportional to 580,984.60, 871,304.10 and 225,794.20 is: 338,624.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,984.60 : 871,304.10 = 225,794.20 : x
  2. Step 2: Convert to fraction form
    580,984.60/871,304.10 = 225,794.20/x
  3. Step 3: Cross multiply
    580,984.60x = 871,304.10 × 225,794.20
  4. Step 4: Simplify right side
    580,984.60x = 196,735,412,216.22
  5. Step 5: Solve for x
    x = 196,735,412,216.22/580,984.60
  6. Step 6: Final answer
    x = 338,624.14

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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.