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Finding the Fourth Proportional to 377,891.80, 566,837.70 and 265,698.70

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Solution

The fourth proportional to 377,891.80, 566,837.70 and 265,698.70 is: 398,548.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,891.80 : 566,837.70 = 265,698.70 : x
  2. Step 2: Convert to fraction form
    377,891.80/566,837.70 = 265,698.70/x
  3. Step 3: Cross multiply
    377,891.80x = 566,837.70 × 265,698.70
  4. Step 4: Simplify right side
    377,891.80x = 150,608,040,000.99
  5. Step 5: Solve for x
    x = 150,608,040,000.99/377,891.80
  6. Step 6: Final answer
    x = 398,548.05

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1.5x scale

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.