Home / 704,694.72-1,057,203.54-305,402.52

Finding the Fourth Proportional to 704,694.72, 1,057,203.54 and 305,402.52

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Solution

The fourth proportional to 704,694.72, 1,057,203.54 and 305,402.52 is: 458,173.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,694.72 : 1,057,203.54 = 305,402.52 : x
  2. Step 2: Convert to fraction form
    704,694.72/1,057,203.54 = 305,402.52/x
  3. Step 3: Cross multiply
    704,694.72x = 1,057,203.54 × 305,402.52
  4. Step 4: Simplify right side
    704,694.72x = 322,872,625,268.92
  5. Step 5: Solve for x
    x = 322,872,625,268.92/704,694.72
  6. Step 6: Final answer
    x = 458,173.75

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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.