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Finding the Fourth Proportional to 323,068.46, 445,826.76 and 179,825.43

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Solution

The fourth proportional to 323,068.46, 445,826.76 and 179,825.43 is: 248,154.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,068.46 : 445,826.76 = 179,825.43 : x
  2. Step 2: Convert to fraction form
    323,068.46/445,826.76 = 179,825.43/x
  3. Step 3: Cross multiply
    323,068.46x = 445,826.76 × 179,825.43
  4. Step 4: Simplify right side
    323,068.46x = 80,170,988,822.51
  5. Step 5: Solve for x
    x = 80,170,988,822.51/323,068.46
  6. Step 6: Final answer
    x = 248,154.80

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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.