Home / 286,675.43-395,577.72-157,592.61

Finding the Fourth Proportional to 286,675.43, 395,577.72 and 157,592.61

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Solution

The fourth proportional to 286,675.43, 395,577.72 and 157,592.61 is: 217,458.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,675.43 : 395,577.72 = 157,592.61 : x
  2. Step 2: Convert to fraction form
    286,675.43/395,577.72 = 157,592.61/x
  3. Step 3: Cross multiply
    286,675.43x = 395,577.72 × 157,592.61
  4. Step 4: Simplify right side
    286,675.43x = 62,340,125,352.65
  5. Step 5: Solve for x
    x = 62,340,125,352.65/286,675.43
  6. Step 6: Final answer
    x = 217,458.91

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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.