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Finding the Fourth Proportional to 377,922, 566,960.76 and 156,306

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Solution

The fourth proportional to 377,922, 566,960.76 and 156,306 is: 234,491.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,922 : 566,960.76 = 156,306 : x
  2. Step 2: Convert to fraction form
    377,922/566,960.76 = 156,306/x
  3. Step 3: Cross multiply
    377,922x = 566,960.76 × 156,306
  4. Step 4: Simplify right side
    377,922x = 88,619,368,552.56
  5. Step 5: Solve for x
    x = 88,619,368,552.56/377,922
  6. Step 6: Final answer
    x = 234,491.16

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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.