Home / 412,367.04-569,101.41-231,076.89

Finding the Fourth Proportional to 412,367.04, 569,101.41 and 231,076.89

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Solution

The fourth proportional to 412,367.04, 569,101.41 and 231,076.89 is: 318,905.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,367.04 : 569,101.41 = 231,076.89 : x
  2. Step 2: Convert to fraction form
    412,367.04/569,101.41 = 231,076.89/x
  3. Step 3: Cross multiply
    412,367.04x = 569,101.41 × 231,076.89
  4. Step 4: Simplify right side
    412,367.04x = 131,506,183,917.42
  5. Step 5: Solve for x
    x = 131,506,183,917.42/412,367.04
  6. Step 6: Final answer
    x = 318,905.66

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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.