Home / 984,258.31-1,476,546.48-415,724.88

Finding the Fourth Proportional to 984,258.31, 1,476,546.48 and 415,724.88

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Solution

The fourth proportional to 984,258.31, 1,476,546.48 and 415,724.88 is: 623,654.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,258.31 : 1,476,546.48 = 415,724.88 : x
  2. Step 2: Convert to fraction form
    984,258.31/1,476,546.48 = 415,724.88/x
  3. Step 3: Cross multiply
    984,258.31x = 1,476,546.48 × 415,724.88
  4. Step 4: Simplify right side
    984,258.31x = 613,837,108,212.42
  5. Step 5: Solve for x
    x = 613,837,108,212.42/984,258.31
  6. Step 6: Final answer
    x = 623,654.48

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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.