Home / 287,175.24-396,295.32-179,804.52

Finding the Fourth Proportional to 287,175.24, 396,295.32 and 179,804.52

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Solution

The fourth proportional to 287,175.24, 396,295.32 and 179,804.52 is: 248,126.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    287,175.24 : 396,295.32 = 179,804.52 : x
  2. Step 2: Convert to fraction form
    287,175.24/396,295.32 = 179,804.52/x
  3. Step 3: Cross multiply
    287,175.24x = 396,295.32 × 179,804.52
  4. Step 4: Simplify right side
    287,175.24x = 71,255,689,790.85
  5. Step 5: Solve for x
    x = 71,255,689,790.85/287,175.24
  6. Step 6: Final answer
    x = 248,126.16

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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.