Home / 433,315.11-649,840.23-152,766.75

Finding the Fourth Proportional to 433,315.11, 649,840.23 and 152,766.75

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Solution

The fourth proportional to 433,315.11, 649,840.23 and 152,766.75 is: 229,103.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,315.11 : 649,840.23 = 152,766.75 : x
  2. Step 2: Convert to fraction form
    433,315.11/649,840.23 = 152,766.75/x
  3. Step 3: Cross multiply
    433,315.11x = 649,840.23 × 152,766.75
  4. Step 4: Simplify right side
    433,315.11x = 99,273,979,956.35
  5. Step 5: Solve for x
    x = 99,273,979,956.35/433,315.11
  6. Step 6: Final answer
    x = 229,103.43

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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.