Home / 437,069.20-655,625.40-227,117.20

Finding the Fourth Proportional to 437,069.20, 655,625.40 and 227,117.20

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Solution

The fourth proportional to 437,069.20, 655,625.40 and 227,117.20 is: 340,687.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,069.20 : 655,625.40 = 227,117.20 : x
  2. Step 2: Convert to fraction form
    437,069.20/655,625.40 = 227,117.20/x
  3. Step 3: Cross multiply
    437,069.20x = 655,625.40 × 227,117.20
  4. Step 4: Simplify right side
    437,069.20x = 148,903,805,096.88
  5. Step 5: Solve for x
    x = 148,903,805,096.88/437,069.20
  6. Step 6: Final answer
    x = 340,687.02

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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.