Home / 777,129.58-1,165,592.31-244,653.40

Finding the Fourth Proportional to 777,129.58, 1,165,592.31 and 244,653.40

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Solution

The fourth proportional to 777,129.58, 1,165,592.31 and 244,653.40 is: 366,947.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,129.58 : 1,165,592.31 = 244,653.40 : x
  2. Step 2: Convert to fraction form
    777,129.58/1,165,592.31 = 244,653.40/x
  3. Step 3: Cross multiply
    777,129.58x = 1,165,592.31 × 244,653.40
  4. Step 4: Simplify right side
    777,129.58x = 285,166,121,655.35
  5. Step 5: Solve for x
    x = 285,166,121,655.35/777,129.58
  6. Step 6: Final answer
    x = 366,947.97

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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.