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Finding the Fourth Proportional to 662,695.14, 994,042.70 and 164,059.14

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Solution

The fourth proportional to 662,695.14, 994,042.70 and 164,059.14 is: 246,088.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,695.14 : 994,042.70 = 164,059.14 : x
  2. Step 2: Convert to fraction form
    662,695.14/994,042.70 = 164,059.14/x
  3. Step 3: Cross multiply
    662,695.14x = 994,042.70 × 164,059.14
  4. Step 4: Simplify right side
    662,695.14x = 163,081,790,485.28
  5. Step 5: Solve for x
    x = 163,081,790,485.28/662,695.14
  6. Step 6: Final answer
    x = 246,088.71

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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.