Home / 434,086.08-651,285.72-231,469.08

Finding the Fourth Proportional to 434,086.08, 651,285.72 and 231,469.08

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Solution

The fourth proportional to 434,086.08, 651,285.72 and 231,469.08 is: 347,287.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,086.08 : 651,285.72 = 231,469.08 : x
  2. Step 2: Convert to fraction form
    434,086.08/651,285.72 = 231,469.08/x
  3. Step 3: Cross multiply
    434,086.08x = 651,285.72 × 231,469.08
  4. Step 4: Simplify right side
    434,086.08x = 150,752,506,425.54
  5. Step 5: Solve for x
    x = 150,752,506,425.54/434,086.08
  6. Step 6: Final answer
    x = 347,287.12

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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.