Home / 663,639.52-995,463.04-165,003.52

Finding the Fourth Proportional to 663,639.52, 995,463.04 and 165,003.52

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Solution

The fourth proportional to 663,639.52, 995,463.04 and 165,003.52 is: 247,506.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,639.52 : 995,463.04 = 165,003.52 : x
  2. Step 2: Convert to fraction form
    663,639.52/995,463.04 = 165,003.52/x
  3. Step 3: Cross multiply
    663,639.52x = 995,463.04 × 165,003.52
  4. Step 4: Simplify right side
    663,639.52x = 164,254,905,629.90
  5. Step 5: Solve for x
    x = 164,254,905,629.90/663,639.52
  6. Step 6: Final answer
    x = 247,506.21

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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.