Home / 726,553.56-1,002,648.86-404,277.24

Finding the Fourth Proportional to 726,553.56, 1,002,648.86 and 404,277.24

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Solution

The fourth proportional to 726,553.56, 1,002,648.86 and 404,277.24 is: 557,905.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,553.56 : 1,002,648.86 = 404,277.24 : x
  2. Step 2: Convert to fraction form
    726,553.56/1,002,648.86 = 404,277.24/x
  3. Step 3: Cross multiply
    726,553.56x = 1,002,648.86 × 404,277.24
  4. Step 4: Simplify right side
    726,553.56x = 405,348,113,809.95
  5. Step 5: Solve for x
    x = 405,348,113,809.95/726,553.56
  6. Step 6: Final answer
    x = 557,905.34

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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.