Home / 439,351.10-659,401.10-173,298.45

Finding the Fourth Proportional to 439,351.10, 659,401.10 and 173,298.45

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Solution

The fourth proportional to 439,351.10, 659,401.10 and 173,298.45 is: 260,095.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,351.10 : 659,401.10 = 173,298.45 : x
  2. Step 2: Convert to fraction form
    439,351.10/659,401.10 = 173,298.45/x
  3. Step 3: Cross multiply
    439,351.10x = 659,401.10 × 173,298.45
  4. Step 4: Simplify right side
    439,351.10x = 114,273,187,691.80
  5. Step 5: Solve for x
    x = 114,273,187,691.80/439,351.10
  6. Step 6: Final answer
    x = 260,095.37

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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.