Home / 704,856.43-1,057,275.48-172,382.08

Finding the Fourth Proportional to 704,856.43, 1,057,275.48 and 172,382.08

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Solution

The fourth proportional to 704,856.43, 1,057,275.48 and 172,382.08 is: 258,570.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,856.43 : 1,057,275.48 = 172,382.08 : x
  2. Step 2: Convert to fraction form
    704,856.43/1,057,275.48 = 172,382.08/x
  3. Step 3: Cross multiply
    704,856.43x = 1,057,275.48 × 172,382.08
  4. Step 4: Simplify right side
    704,856.43x = 182,255,346,375.40
  5. Step 5: Solve for x
    x = 182,255,346,375.40/704,856.43
  6. Step 6: Final answer
    x = 258,570.88

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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.