Home / 777,516.62-1,169,832.44-462,209.54

Finding the Fourth Proportional to 777,516.62, 1,169,832.44 and 462,209.54

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Solution

The fourth proportional to 777,516.62, 1,169,832.44 and 462,209.54 is: 695,429.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,516.62 : 1,169,832.44 = 462,209.54 : x
  2. Step 2: Convert to fraction form
    777,516.62/1,169,832.44 = 462,209.54/x
  3. Step 3: Cross multiply
    777,516.62x = 1,169,832.44 × 462,209.54
  4. Step 4: Simplify right side
    777,516.62x = 540,707,705,809.27
  5. Step 5: Solve for x
    x = 540,707,705,809.27/777,516.62
  6. Step 6: Final answer
    x = 695,429.13

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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.