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Finding the Fourth Proportional to 663,801.46, 995,702.37 and 165,165.46

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Solution

The fourth proportional to 663,801.46, 995,702.37 and 165,165.46 is: 247,748.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,801.46 : 995,702.37 = 165,165.46 : x
  2. Step 2: Convert to fraction form
    663,801.46/995,702.37 = 165,165.46/x
  3. Step 3: Cross multiply
    663,801.46x = 995,702.37 × 165,165.46
  4. Step 4: Simplify right side
    663,801.46x = 164,455,639,964.14
  5. Step 5: Solve for x
    x = 164,455,639,964.14/663,801.46
  6. Step 6: Final answer
    x = 247,748.23

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Double scale
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Similar ratio
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1.5x scale

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.