Home / 462,972.07-694,524.64-143,148.88

Finding the Fourth Proportional to 462,972.07, 694,524.64 and 143,148.88

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Solution

The fourth proportional to 462,972.07, 694,524.64 and 143,148.88 is: 214,743.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,972.07 : 694,524.64 = 143,148.88 : x
  2. Step 2: Convert to fraction form
    462,972.07/694,524.64 = 143,148.88/x
  3. Step 3: Cross multiply
    462,972.07x = 694,524.64 × 143,148.88
  4. Step 4: Simplify right side
    462,972.07x = 99,420,424,348.40
  5. Step 5: Solve for x
    x = 99,420,424,348.40/462,972.07
  6. Step 6: Final answer
    x = 214,743.89

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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.