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Finding the Fourth Proportional to 323,100.80, 445,886.93 and 179,870.52

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Solution

The fourth proportional to 323,100.80, 445,886.93 and 179,870.52 is: 248,225.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,100.80 : 445,886.93 = 179,870.52 : x
  2. Step 2: Convert to fraction form
    323,100.80/445,886.93 = 179,870.52/x
  3. Step 3: Cross multiply
    323,100.80x = 445,886.93 × 179,870.52
  4. Step 4: Simplify right side
    323,100.80x = 80,201,915,070.28
  5. Step 5: Solve for x
    x = 80,201,915,070.28/323,100.80
  6. Step 6: Final answer
    x = 248,225.68

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1.5x scale

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.