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Finding the Fourth Proportional to 276,803.82, 382,051.35 and 181,254.87

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Solution

The fourth proportional to 276,803.82, 382,051.35 and 181,254.87 is: 250,172.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,803.82 : 382,051.35 = 181,254.87 : x
  2. Step 2: Convert to fraction form
    276,803.82/382,051.35 = 181,254.87/x
  3. Step 3: Cross multiply
    276,803.82x = 382,051.35 × 181,254.87
  4. Step 4: Simplify right side
    276,803.82x = 69,248,667,777.57
  5. Step 5: Solve for x
    x = 69,248,667,777.57/276,803.82
  6. Step 6: Final answer
    x = 250,172.37

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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.