Home / 336,434.33-504,565.42-99,721.65

Finding the Fourth Proportional to 336,434.33, 504,565.42 and 99,721.65

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Solution

The fourth proportional to 336,434.33, 504,565.42 and 99,721.65 is: 149,556.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,434.33 : 504,565.42 = 99,721.65 : x
  2. Step 2: Convert to fraction form
    336,434.33/504,565.42 = 99,721.65/x
  3. Step 3: Cross multiply
    336,434.33x = 504,565.42 × 99,721.65
  4. Step 4: Simplify right side
    336,434.33x = 50,316,096,215.34
  5. Step 5: Solve for x
    x = 50,316,096,215.34/336,434.33
  6. Step 6: Final answer
    x = 149,556.96

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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.