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Finding the Fourth Proportional to 322,407.10, 451,836.50 and 322,407.10

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Solution

The fourth proportional to 322,407.10, 451,836.50 and 322,407.10 is: 451,836.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,407.10 : 451,836.50 = 322,407.10 : x
  2. Step 2: Convert to fraction form
    322,407.10/451,836.50 = 322,407.10/x
  3. Step 3: Cross multiply
    322,407.10x = 451,836.50 × 322,407.10
  4. Step 4: Simplify right side
    322,407.10x = 145,675,295,639.15
  5. Step 5: Solve for x
    x = 145,675,295,639.15/322,407.10
  6. Step 6: Final answer
    x = 451,836.50

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.