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Finding the Fourth Proportional to 270,226.07, 372,860.65 and 169,578.71

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Solution

The fourth proportional to 270,226.07, 372,860.65 and 169,578.71 is: 233,986.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,226.07 : 372,860.65 = 169,578.71 : x
  2. Step 2: Convert to fraction form
    270,226.07/372,860.65 = 169,578.71/x
  3. Step 3: Cross multiply
    270,226.07x = 372,860.65 × 169,578.71
  4. Step 4: Simplify right side
    270,226.07x = 63,229,228,036.76
  5. Step 5: Solve for x
    x = 63,229,228,036.76/270,226.07
  6. Step 6: Final answer
    x = 233,986.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.