Home / 462,821.93-694,283.92-147,205.02

Finding the Fourth Proportional to 462,821.93, 694,283.92 and 147,205.02

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Solution

The fourth proportional to 462,821.93, 694,283.92 and 147,205.02 is: 220,823.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,821.93 : 694,283.92 = 147,205.02 : x
  2. Step 2: Convert to fraction form
    462,821.93/694,283.92 = 147,205.02/x
  3. Step 3: Cross multiply
    462,821.93x = 694,283.92 × 147,205.02
  4. Step 4: Simplify right side
    462,821.93x = 102,202,077,961.27
  5. Step 5: Solve for x
    x = 102,202,077,961.27/462,821.93
  6. Step 6: Final answer
    x = 220,823.76

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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.