Home / 462,967.04-694,517.10-143,143.85

Finding the Fourth Proportional to 462,967.04, 694,517.10 and 143,143.85

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Solution

The fourth proportional to 462,967.04, 694,517.10 and 143,143.85 is: 214,736.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,967.04 : 694,517.10 = 143,143.85 : x
  2. Step 2: Convert to fraction form
    462,967.04/694,517.10 = 143,143.85/x
  3. Step 3: Cross multiply
    462,967.04x = 694,517.10 × 143,143.85
  4. Step 4: Simplify right side
    462,967.04x = 99,415,848,112.25
  5. Step 5: Solve for x
    x = 99,415,848,112.25/462,967.04
  6. Step 6: Final answer
    x = 214,736.34

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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.