Home / 341,017.12-511,507.20-104,359.84

Finding the Fourth Proportional to 341,017.12, 511,507.20 and 104,359.84

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Solution

The fourth proportional to 341,017.12, 511,507.20 and 104,359.84 is: 156,534.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,017.12 : 511,507.20 = 104,359.84 : x
  2. Step 2: Convert to fraction form
    341,017.12/511,507.20 = 104,359.84/x
  3. Step 3: Cross multiply
    341,017.12x = 511,507.20 × 104,359.84
  4. Step 4: Simplify right side
    341,017.12x = 53,380,809,550.85
  5. Step 5: Solve for x
    x = 53,380,809,550.85/341,017.12
  6. Step 6: Final answer
    x = 156,534.10

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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.