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Finding the Fourth Proportional to 663,532.32, 995,298.48 and 164,896.32

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Solution

The fourth proportional to 663,532.32, 995,298.48 and 164,896.32 is: 247,344.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,532.32 : 995,298.48 = 164,896.32 : x
  2. Step 2: Convert to fraction form
    663,532.32/995,298.48 = 164,896.32/x
  3. Step 3: Cross multiply
    663,532.32x = 995,298.48 × 164,896.32
  4. Step 4: Simplify right side
    663,532.32x = 164,121,056,653.59
  5. Step 5: Solve for x
    x = 164,121,056,653.59/663,532.32
  6. Step 6: Final answer
    x = 247,344.48

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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.