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Finding the Fourth Proportional to 270,920.14, 373,769.41 and 175,479.46

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Solution

The fourth proportional to 270,920.14, 373,769.41 and 175,479.46 is: 242,096.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,920.14 : 373,769.41 = 175,479.46 : x
  2. Step 2: Convert to fraction form
    270,920.14/373,769.41 = 175,479.46/x
  3. Step 3: Cross multiply
    270,920.14x = 373,769.41 × 175,479.46
  4. Step 4: Simplify right side
    270,920.14x = 65,588,852,858.20
  5. Step 5: Solve for x
    x = 65,588,852,858.20/270,920.14
  6. Step 6: Final answer
    x = 242,096.63

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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.