Home / 876,505.87-1,314,742.38-277,502.98

Finding the Fourth Proportional to 876,505.87, 1,314,742.38 and 277,502.98

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Solution

The fourth proportional to 876,505.87, 1,314,742.38 and 277,502.98 is: 416,249.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,505.87 : 1,314,742.38 = 277,502.98 : x
  2. Step 2: Convert to fraction form
    876,505.87/1,314,742.38 = 277,502.98/x
  3. Step 3: Cross multiply
    876,505.87x = 1,314,742.38 × 277,502.98
  4. Step 4: Simplify right side
    876,505.87x = 364,844,928,382.29
  5. Step 5: Solve for x
    x = 364,844,928,382.29/876,505.87
  6. Step 6: Final answer
    x = 416,249.27

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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.