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Finding the Fourth Proportional to 704,072.95, 1,056,154 and 271,996.48

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Solution

The fourth proportional to 704,072.95, 1,056,154 and 271,996.48 is: 408,011.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,072.95 : 1,056,154 = 271,996.48 : x
  2. Step 2: Convert to fraction form
    704,072.95/1,056,154 = 271,996.48/x
  3. Step 3: Cross multiply
    704,072.95x = 1,056,154 × 271,996.48
  4. Step 4: Simplify right side
    704,072.95x = 287,270,170,337.92
  5. Step 5: Solve for x
    x = 287,270,170,337.92/704,072.95
  6. Step 6: Final answer
    x = 408,011.94

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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.