Home / 462,972.57-694,525.41-143,149.37

Finding the Fourth Proportional to 462,972.57, 694,525.41 and 143,149.37

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Solution

The fourth proportional to 462,972.57, 694,525.41 and 143,149.37 is: 214,744.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,972.57 : 694,525.41 = 143,149.37 : x
  2. Step 2: Convert to fraction form
    462,972.57/694,525.41 = 143,149.37/x
  3. Step 3: Cross multiply
    462,972.57x = 694,525.41 × 143,149.37
  4. Step 4: Simplify right side
    462,972.57x = 99,420,871,417.86
  5. Step 5: Solve for x
    x = 99,420,871,417.86/462,972.57
  6. Step 6: Final answer
    x = 214,744.63

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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.