Home / 872,959.61-1,309,494.75-273,944.42

Finding the Fourth Proportional to 872,959.61, 1,309,494.75 and 273,944.42

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Solution

The fourth proportional to 872,959.61, 1,309,494.75 and 273,944.42 is: 410,933.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,959.61 : 1,309,494.75 = 273,944.42 : x
  2. Step 2: Convert to fraction form
    872,959.61/1,309,494.75 = 273,944.42/x
  3. Step 3: Cross multiply
    872,959.61x = 1,309,494.75 × 273,944.42
  4. Step 4: Simplify right side
    872,959.61x = 358,728,773,234.32
  5. Step 5: Solve for x
    x = 358,728,773,234.32/872,959.61
  6. Step 6: Final answer
    x = 410,933.99

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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.