Home / 902,057.64-1,244,840.03-494,174.24

Finding the Fourth Proportional to 902,057.64, 1,244,840.03 and 494,174.24

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Solution

The fourth proportional to 902,057.64, 1,244,840.03 and 494,174.24 is: 681,960.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,057.64 : 1,244,840.03 = 494,174.24 : x
  2. Step 2: Convert to fraction form
    902,057.64/1,244,840.03 = 494,174.24/x
  3. Step 3: Cross multiply
    902,057.64x = 1,244,840.03 × 494,174.24
  4. Step 4: Simplify right side
    902,057.64x = 615,167,875,746.83
  5. Step 5: Solve for x
    x = 615,167,875,746.83/902,057.64
  6. Step 6: Final answer
    x = 681,960.72

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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.