Home / 433,026.18-649,720.92-192,974.70

Finding the Fourth Proportional to 433,026.18, 649,720.92 and 192,974.70

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Solution

The fourth proportional to 433,026.18, 649,720.92 and 192,974.70 is: 289,543.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,026.18 : 649,720.92 = 192,974.70 : x
  2. Step 2: Convert to fraction form
    433,026.18/649,720.92 = 192,974.70/x
  3. Step 3: Cross multiply
    433,026.18x = 649,720.92 × 192,974.70
  4. Step 4: Simplify right side
    433,026.18x = 125,379,701,695.35
  5. Step 5: Solve for x
    x = 125,379,701,695.35/433,026.18
  6. Step 6: Final answer
    x = 289,543.01

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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.