Home / 341,267.04-511,965.36-154,278

Finding the Fourth Proportional to 341,267.04, 511,965.36 and 154,278

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Solution

The fourth proportional to 341,267.04, 511,965.36 and 154,278 is: 231,446.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,267.04 : 511,965.36 = 154,278 : x
  2. Step 2: Convert to fraction form
    341,267.04/511,965.36 = 154,278/x
  3. Step 3: Cross multiply
    341,267.04x = 511,965.36 × 154,278
  4. Step 4: Simplify right side
    341,267.04x = 78,984,991,810.08
  5. Step 5: Solve for x
    x = 78,984,991,810.08/341,267.04
  6. Step 6: Final answer
    x = 231,446.29

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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.