Home / 735,815.72-1,105,847.97-684,731.43

Finding the Fourth Proportional to 735,815.72, 1,105,847.97 and 684,731.43

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Solution

The fourth proportional to 735,815.72, 1,105,847.97 and 684,731.43 is: 1,029,074.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,815.72 : 1,105,847.97 = 684,731.43 : x
  2. Step 2: Convert to fraction form
    735,815.72/1,105,847.97 = 684,731.43/x
  3. Step 3: Cross multiply
    735,815.72x = 1,105,847.97 × 684,731.43
  4. Step 4: Simplify right side
    735,815.72x = 757,208,858,437.04
  5. Step 5: Solve for x
    x = 757,208,858,437.04/735,815.72
  6. Step 6: Final answer
    x = 1,029,074.04

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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.