Home / 707,275.55-1,060,273.62-257,891.31

Finding the Fourth Proportional to 707,275.55, 1,060,273.62 and 257,891.31

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Solution

The fourth proportional to 707,275.55, 1,060,273.62 and 257,891.31 is: 386,603.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,275.55 : 1,060,273.62 = 257,891.31 : x
  2. Step 2: Convert to fraction form
    707,275.55/1,060,273.62 = 257,891.31/x
  3. Step 3: Cross multiply
    707,275.55x = 1,060,273.62 × 257,891.31
  4. Step 4: Simplify right side
    707,275.55x = 273,435,352,820.24
  5. Step 5: Solve for x
    x = 273,435,352,820.24/707,275.55
  6. Step 6: Final answer
    x = 386,603.71

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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.