Home / 432,832.12-649,043.84-252,969.16

Finding the Fourth Proportional to 432,832.12, 649,043.84 and 252,969.16

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Solution

The fourth proportional to 432,832.12, 649,043.84 and 252,969.16 is: 379,334.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,832.12 : 649,043.84 = 252,969.16 : x
  2. Step 2: Convert to fraction form
    432,832.12/649,043.84 = 252,969.16/x
  3. Step 3: Cross multiply
    432,832.12x = 649,043.84 × 252,969.16
  4. Step 4: Simplify right side
    432,832.12x = 164,188,075,007.97
  5. Step 5: Solve for x
    x = 164,188,075,007.97/432,832.12
  6. Step 6: Final answer
    x = 379,334.31

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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.