Home / 733,320.54-1,099,985.72-284,091.30

Finding the Fourth Proportional to 733,320.54, 1,099,985.72 and 284,091.30

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Solution

The fourth proportional to 733,320.54, 1,099,985.72 and 284,091.30 is: 426,138.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,320.54 : 1,099,985.72 = 284,091.30 : x
  2. Step 2: Convert to fraction form
    733,320.54/1,099,985.72 = 284,091.30/x
  3. Step 3: Cross multiply
    733,320.54x = 1,099,985.72 × 284,091.30
  4. Step 4: Simplify right side
    733,320.54x = 312,496,371,755.78
  5. Step 5: Solve for x
    x = 312,496,371,755.78/733,320.54
  6. Step 6: Final answer
    x = 426,138.85

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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.