Home / 704,330.78-1,056,560.57-198,899.29

Finding the Fourth Proportional to 704,330.78, 1,056,560.57 and 198,899.29

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Solution

The fourth proportional to 704,330.78, 1,056,560.57 and 198,899.29 is: 298,367.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,330.78 : 1,056,560.57 = 198,899.29 : x
  2. Step 2: Convert to fraction form
    704,330.78/1,056,560.57 = 198,899.29/x
  3. Step 3: Cross multiply
    704,330.78x = 1,056,560.57 × 198,899.29
  4. Step 4: Simplify right side
    704,330.78x = 210,149,140,937.70
  5. Step 5: Solve for x
    x = 210,149,140,937.70/704,330.78
  6. Step 6: Final answer
    x = 298,367.11

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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.