Home / 338,494.28-467,060.81-217,607.85

Finding the Fourth Proportional to 338,494.28, 467,060.81 and 217,607.85

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Solution

The fourth proportional to 338,494.28, 467,060.81 and 217,607.85 is: 300,259.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,494.28 : 467,060.81 = 217,607.85 : x
  2. Step 2: Convert to fraction form
    338,494.28/467,060.81 = 217,607.85/x
  3. Step 3: Cross multiply
    338,494.28x = 467,060.81 × 217,607.85
  4. Step 4: Simplify right side
    338,494.28x = 101,636,097,595.32
  5. Step 5: Solve for x
    x = 101,636,097,595.32/338,494.28
  6. Step 6: Final answer
    x = 300,259.43

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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.