Home / 462,821.18-694,282.79-147,204.27

Finding the Fourth Proportional to 462,821.18, 694,282.79 and 147,204.27

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Solution

The fourth proportional to 462,821.18, 694,282.79 and 147,204.27 is: 220,822.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,821.18 : 694,282.79 = 147,204.27 : x
  2. Step 2: Convert to fraction form
    462,821.18/694,282.79 = 147,204.27/x
  3. Step 3: Cross multiply
    462,821.18x = 694,282.79 × 147,204.27
  4. Step 4: Simplify right side
    462,821.18x = 102,201,391,643.52
  5. Step 5: Solve for x
    x = 102,201,391,643.52/462,821.18
  6. Step 6: Final answer
    x = 220,822.64

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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.