Home / 876,477.36-1,314,912.92-277,474.48

Finding the Fourth Proportional to 876,477.36, 1,314,912.92 and 277,474.48

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Solution

The fourth proportional to 876,477.36, 1,314,912.92 and 277,474.48 is: 416,274.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,477.36 : 1,314,912.92 = 277,474.48 : x
  2. Step 2: Convert to fraction form
    876,477.36/1,314,912.92 = 277,474.48/x
  3. Step 3: Cross multiply
    876,477.36x = 1,314,912.92 × 277,474.48
  4. Step 4: Simplify right side
    876,477.36x = 364,854,778,722.28
  5. Step 5: Solve for x
    x = 364,854,778,722.28/876,477.36
  6. Step 6: Final answer
    x = 416,274.05

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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.