Home / 757,999.89-1,136,619.50-252,382.77

Finding the Fourth Proportional to 757,999.89, 1,136,619.50 and 252,382.77

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Solution

The fourth proportional to 757,999.89, 1,136,619.50 and 252,382.77 is: 378,447.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,999.89 : 1,136,619.50 = 252,382.77 : x
  2. Step 2: Convert to fraction form
    757,999.89/1,136,619.50 = 252,382.77/x
  3. Step 3: Cross multiply
    757,999.89x = 1,136,619.50 × 252,382.77
  4. Step 4: Simplify right side
    757,999.89x = 286,863,176,584.10
  5. Step 5: Solve for x
    x = 286,863,176,584.10/757,999.89
  6. Step 6: Final answer
    x = 378,447.52

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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.