Home / 872,151.44-1,308,227.18-273,159.47

Finding the Fourth Proportional to 872,151.44, 1,308,227.18 and 273,159.47

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Solution

The fourth proportional to 872,151.44, 1,308,227.18 and 273,159.47 is: 409,739.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,151.44 : 1,308,227.18 = 273,159.47 : x
  2. Step 2: Convert to fraction form
    872,151.44/1,308,227.18 = 273,159.47/x
  3. Step 3: Cross multiply
    872,151.44x = 1,308,227.18 × 273,159.47
  4. Step 4: Simplify right side
    872,151.44x = 357,354,645,033.17
  5. Step 5: Solve for x
    x = 357,354,645,033.17/872,151.44
  6. Step 6: Final answer
    x = 409,739.22

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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.