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Finding the Fourth Proportional to 273,226.95, 377,228.88 and 187,328.88

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Solution

The fourth proportional to 273,226.95, 377,228.88 and 187,328.88 is: 258,634.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,226.95 : 377,228.88 = 187,328.88 : x
  2. Step 2: Convert to fraction form
    273,226.95/377,228.88 = 187,328.88/x
  3. Step 3: Cross multiply
    273,226.95x = 377,228.88 × 187,328.88
  4. Step 4: Simplify right side
    273,226.95x = 70,665,863,594.05
  5. Step 5: Solve for x
    x = 70,665,863,594.05/273,226.95
  6. Step 6: Final answer
    x = 258,634.31

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1.5x scale

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.