Home / 872,616.43-1,308,924.51-273,580.66

Finding the Fourth Proportional to 872,616.43, 1,308,924.51 and 273,580.66

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Solution

The fourth proportional to 872,616.43, 1,308,924.51 and 273,580.66 is: 410,370.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,616.43 : 1,308,924.51 = 273,580.66 : x
  2. Step 2: Convert to fraction form
    872,616.43/1,308,924.51 = 273,580.66/x
  3. Step 3: Cross multiply
    872,616.43x = 1,308,924.51 × 273,580.66
  4. Step 4: Simplify right side
    872,616.43x = 358,096,431,335.98
  5. Step 5: Solve for x
    x = 358,096,431,335.98/872,616.43
  6. Step 6: Final answer
    x = 410,370.95

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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.