Home / 400,893.73-552,790.03-255,469.15

Finding the Fourth Proportional to 400,893.73, 552,790.03 and 255,469.15

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Solution

The fourth proportional to 400,893.73, 552,790.03 and 255,469.15 is: 352,264.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,893.73 : 552,790.03 = 255,469.15 : x
  2. Step 2: Convert to fraction form
    400,893.73/552,790.03 = 255,469.15/x
  3. Step 3: Cross multiply
    400,893.73x = 552,790.03 × 255,469.15
  4. Step 4: Simplify right side
    400,893.73x = 141,220,798,428.43
  5. Step 5: Solve for x
    x = 141,220,798,428.43/400,893.73
  6. Step 6: Final answer
    x = 352,264.92

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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.