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Finding the Fourth Proportional to 276,548.63, 414,832.66 and 158,165.51

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Solution

The fourth proportional to 276,548.63, 414,832.66 and 158,165.51 is: 237,253.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,548.63 : 414,832.66 = 158,165.51 : x
  2. Step 2: Convert to fraction form
    276,548.63/414,832.66 = 158,165.51/x
  3. Step 3: Cross multiply
    276,548.63x = 414,832.66 × 158,165.51
  4. Step 4: Simplify right side
    276,548.63x = 65,612,216,763.98
  5. Step 5: Solve for x
    x = 65,612,216,763.98/276,548.63
  6. Step 6: Final answer
    x = 237,253.82

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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.