Home / 413,892.20-571,377.93-270,870.73

Finding the Fourth Proportional to 413,892.20, 571,377.93 and 270,870.73

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Solution

The fourth proportional to 413,892.20, 571,377.93 and 270,870.73 is: 373,936.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,892.20 : 571,377.93 = 270,870.73 : x
  2. Step 2: Convert to fraction form
    413,892.20/571,377.93 = 270,870.73/x
  3. Step 3: Cross multiply
    413,892.20x = 571,377.93 × 270,870.73
  4. Step 4: Simplify right side
    413,892.20x = 154,769,557,004.99
  5. Step 5: Solve for x
    x = 154,769,557,004.99/413,892.20
  6. Step 6: Final answer
    x = 373,936.88

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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.