Home / 865,464.64-1,298,201.82-234,383.92

Finding the Fourth Proportional to 865,464.64, 1,298,201.82 and 234,383.92

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Solution

The fourth proportional to 865,464.64, 1,298,201.82 and 234,383.92 is: 351,577.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,464.64 : 1,298,201.82 = 234,383.92 : x
  2. Step 2: Convert to fraction form
    865,464.64/1,298,201.82 = 234,383.92/x
  3. Step 3: Cross multiply
    865,464.64x = 1,298,201.82 × 234,383.92
  4. Step 4: Simplify right side
    865,464.64x = 304,277,631,522.73
  5. Step 5: Solve for x
    x = 304,277,631,522.73/865,464.64
  6. Step 6: Final answer
    x = 351,577.20

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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.