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Finding the Fourth Proportional to 377,167.80, 565,751.70 and 362,652.60

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Solution

The fourth proportional to 377,167.80, 565,751.70 and 362,652.60 is: 543,978.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,167.80 : 565,751.70 = 362,652.60 : x
  2. Step 2: Convert to fraction form
    377,167.80/565,751.70 = 362,652.60/x
  3. Step 3: Cross multiply
    377,167.80x = 565,751.70 × 362,652.60
  4. Step 4: Simplify right side
    377,167.80x = 205,171,324,959.42
  5. Step 5: Solve for x
    x = 205,171,324,959.42/377,167.80
  6. Step 6: Final answer
    x = 543,978.90

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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.