Home / 276,292.31-414,437.09-238,738.10

Finding the Fourth Proportional to 276,292.31, 414,437.09 and 238,738.10

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Solution

The fourth proportional to 276,292.31, 414,437.09 and 238,738.10 is: 358,105.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,292.31 : 414,437.09 = 238,738.10 : x
  2. Step 2: Convert to fraction form
    276,292.31/414,437.09 = 238,738.10/x
  3. Step 3: Cross multiply
    276,292.31x = 414,437.09 × 238,738.10
  4. Step 4: Simplify right side
    276,292.31x = 98,941,921,803.19
  5. Step 5: Solve for x
    x = 98,941,921,803.19/276,292.31
  6. Step 6: Final answer
    x = 358,105.96

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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.