Home / 276,837.10-414,996.45-216,832.30

Finding the Fourth Proportional to 276,837.10, 414,996.45 and 216,832.30

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Solution

The fourth proportional to 276,837.10, 414,996.45 and 216,832.30 is: 325,045.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,837.10 : 414,996.45 = 216,832.30 : x
  2. Step 2: Convert to fraction form
    276,837.10/414,996.45 = 216,832.30/x
  3. Step 3: Cross multiply
    276,837.10x = 414,996.45 × 216,832.30
  4. Step 4: Simplify right side
    276,837.10x = 89,984,634,745.34
  5. Step 5: Solve for x
    x = 89,984,634,745.34/276,837.10
  6. Step 6: Final answer
    x = 325,045.43

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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.