Home / 443,267.24-664,994.27-143,724.46

Finding the Fourth Proportional to 443,267.24, 664,994.27 and 143,724.46

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Solution

The fourth proportional to 443,267.24, 664,994.27 and 143,724.46 is: 215,616.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,267.24 : 664,994.27 = 143,724.46 : x
  2. Step 2: Convert to fraction form
    443,267.24/664,994.27 = 143,724.46/x
  3. Step 3: Cross multiply
    443,267.24x = 664,994.27 × 143,724.46
  4. Step 4: Simplify right side
    443,267.24x = 95,575,941,494.08
  5. Step 5: Solve for x
    x = 95,575,941,494.08/443,267.24
  6. Step 6: Final answer
    x = 215,616.97

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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.