Home / 876,516.26-1,314,778.17-277,480.31

Finding the Fourth Proportional to 876,516.26, 1,314,778.17 and 277,480.31

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Solution

The fourth proportional to 876,516.26, 1,314,778.17 and 277,480.31 is: 416,221.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,516.26 : 1,314,778.17 = 277,480.31 : x
  2. Step 2: Convert to fraction form
    876,516.26/1,314,778.17 = 277,480.31/x
  3. Step 3: Cross multiply
    876,516.26x = 1,314,778.17 × 277,480.31
  4. Step 4: Simplify right side
    876,516.26x = 364,825,054,192.83
  5. Step 5: Solve for x
    x = 364,825,054,192.83/876,516.26
  6. Step 6: Final answer
    x = 416,221.66

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1.5x scale

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.