Home / 902,059.76-1,244,828.40-494,158.16

Finding the Fourth Proportional to 902,059.76, 1,244,828.40 and 494,158.16

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Solution

The fourth proportional to 902,059.76, 1,244,828.40 and 494,158.16 is: 681,930.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,059.76 : 1,244,828.40 = 494,158.16 : x
  2. Step 2: Convert to fraction form
    902,059.76/1,244,828.40 = 494,158.16/x
  3. Step 3: Cross multiply
    902,059.76x = 1,244,828.40 × 494,158.16
  4. Step 4: Simplify right side
    902,059.76x = 615,142,111,659.74
  5. Step 5: Solve for x
    x = 615,142,111,659.74/902,059.76
  6. Step 6: Final answer
    x = 681,930.55

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.