Home / 277,765.24-383,210.34-205,342.04

Finding the Fourth Proportional to 277,765.24, 383,210.34 and 205,342.04

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Solution

The fourth proportional to 277,765.24, 383,210.34 and 205,342.04 is: 283,293.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,765.24 : 383,210.34 = 205,342.04 : x
  2. Step 2: Convert to fraction form
    277,765.24/383,210.34 = 205,342.04/x
  3. Step 3: Cross multiply
    277,765.24x = 383,210.34 × 205,342.04
  4. Step 4: Simplify right side
    277,765.24x = 78,689,192,964.69
  5. Step 5: Solve for x
    x = 78,689,192,964.69/277,765.24
  6. Step 6: Final answer
    x = 283,293.88

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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.