Home / 902,104.92-1,352,988.07-452,705.17

Finding the Fourth Proportional to 902,104.92, 1,352,988.07 and 452,705.17

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Solution

The fourth proportional to 902,104.92, 1,352,988.07 and 452,705.17 is: 678,972.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,104.92 : 1,352,988.07 = 452,705.17 : x
  2. Step 2: Convert to fraction form
    902,104.92/1,352,988.07 = 452,705.17/x
  3. Step 3: Cross multiply
    902,104.92x = 1,352,988.07 × 452,705.17
  4. Step 4: Simplify right side
    902,104.92x = 612,504,694,237.32
  5. Step 5: Solve for x
    x = 612,504,694,237.32/902,104.92
  6. Step 6: Final answer
    x = 678,972.79

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Double scale
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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.