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Finding the Fourth Proportional to 363,147, 544,807.98 and 113,829

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Solution

The fourth proportional to 363,147, 544,807.98 and 113,829 is: 170,770.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,147 : 544,807.98 = 113,829 : x
  2. Step 2: Convert to fraction form
    363,147/544,807.98 = 113,829/x
  3. Step 3: Cross multiply
    363,147x = 544,807.98 × 113,829
  4. Step 4: Simplify right side
    363,147x = 62,014,947,555.42
  5. Step 5: Solve for x
    x = 62,014,947,555.42/363,147
  6. Step 6: Final answer
    x = 170,770.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.