Home / 876,760.58-1,315,206.75-277,768.82

Finding the Fourth Proportional to 876,760.58, 1,315,206.75 and 277,768.82

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Solution

The fourth proportional to 876,760.58, 1,315,206.75 and 277,768.82 is: 416,674.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,760.58 : 1,315,206.75 = 277,768.82 : x
  2. Step 2: Convert to fraction form
    876,760.58/1,315,206.75 = 277,768.82/x
  3. Step 3: Cross multiply
    876,760.58x = 1,315,206.75 × 277,768.82
  4. Step 4: Simplify right side
    876,760.58x = 365,323,427,003.54
  5. Step 5: Solve for x
    x = 365,323,427,003.54/876,760.58
  6. Step 6: Final answer
    x = 416,674.10

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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.