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Finding the Fourth Proportional to 270,222.57, 372,855.83 and 169,575.21

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Solution

The fourth proportional to 270,222.57, 372,855.83 and 169,575.21 is: 233,981.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,222.57 : 372,855.83 = 169,575.21 : x
  2. Step 2: Convert to fraction form
    270,222.57/372,855.83 = 169,575.21/x
  3. Step 3: Cross multiply
    270,222.57x = 372,855.83 × 169,575.21
  4. Step 4: Simplify right side
    270,222.57x = 63,227,104,824.10
  5. Step 5: Solve for x
    x = 63,227,104,824.10/270,222.57
  6. Step 6: Final answer
    x = 233,981.58

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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.