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Finding the Fourth Proportional to 377,392.46, 566,070.24 and 140,716.68

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Solution

The fourth proportional to 377,392.46, 566,070.24 and 140,716.68 is: 211,068.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,392.46 : 566,070.24 = 140,716.68 : x
  2. Step 2: Convert to fraction form
    377,392.46/566,070.24 = 140,716.68/x
  3. Step 3: Cross multiply
    377,392.46x = 566,070.24 × 140,716.68
  4. Step 4: Simplify right side
    377,392.46x = 79,655,524,819.60
  5. Step 5: Solve for x
    x = 79,655,524,819.60/377,392.46
  6. Step 6: Final answer
    x = 211,068.14

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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.