Home / 338,731.56-467,064.21-277,282.35

Finding the Fourth Proportional to 338,731.56, 467,064.21 and 277,282.35

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Solution

The fourth proportional to 338,731.56, 467,064.21 and 277,282.35 is: 382,334.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,731.56 : 467,064.21 = 277,282.35 : x
  2. Step 2: Convert to fraction form
    338,731.56/467,064.21 = 277,282.35/x
  3. Step 3: Cross multiply
    338,731.56x = 467,064.21 × 277,282.35
  4. Step 4: Simplify right side
    338,731.56x = 129,508,661,749.69
  5. Step 5: Solve for x
    x = 129,508,661,749.69/338,731.56
  6. Step 6: Final answer
    x = 382,334.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.