Home / 789,909.32-1,184,917.02-277,512.15

Finding the Fourth Proportional to 789,909.32, 1,184,917.02 and 277,512.15

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Solution

The fourth proportional to 789,909.32, 1,184,917.02 and 277,512.15 is: 416,286.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,909.32 : 1,184,917.02 = 277,512.15 : x
  2. Step 2: Convert to fraction form
    789,909.32/1,184,917.02 = 277,512.15/x
  3. Step 3: Cross multiply
    789,909.32x = 1,184,917.02 × 277,512.15
  4. Step 4: Simplify right side
    789,909.32x = 328,828,870,252.22
  5. Step 5: Solve for x
    x = 328,828,870,252.22/789,909.32
  6. Step 6: Final answer
    x = 416,286.86

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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.