Home / 304,624.49-457,076.72-115,150.65

Finding the Fourth Proportional to 304,624.49, 457,076.72 and 115,150.65

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Solution

The fourth proportional to 304,624.49, 457,076.72 and 115,150.65 is: 172,778.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,624.49 : 457,076.72 = 115,150.65 : x
  2. Step 2: Convert to fraction form
    304,624.49/457,076.72 = 115,150.65/x
  3. Step 3: Cross multiply
    304,624.49x = 457,076.72 × 115,150.65
  4. Step 4: Simplify right side
    304,624.49x = 52,632,680,832.11
  5. Step 5: Solve for x
    x = 52,632,680,832.11/304,624.49
  6. Step 6: Final answer
    x = 172,778.89

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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.