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Finding the Fourth Proportional to 323,044.95, 445,682.40 and 322,546.74

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Solution

The fourth proportional to 323,044.95, 445,682.40 and 322,546.74 is: 444,995.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,044.95 : 445,682.40 = 322,546.74 : x
  2. Step 2: Convert to fraction form
    323,044.95/445,682.40 = 322,546.74/x
  3. Step 3: Cross multiply
    323,044.95x = 445,682.40 × 322,546.74
  4. Step 4: Simplify right side
    323,044.95x = 143,753,402,314.52
  5. Step 5: Solve for x
    x = 143,753,402,314.52/323,044.95
  6. Step 6: Final answer
    x = 444,995.04

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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.