Home / 276,301.74-380,775.24-242,087.34

Finding the Fourth Proportional to 276,301.74, 380,775.24 and 242,087.34

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Solution

The fourth proportional to 276,301.74, 380,775.24 and 242,087.34 is: 333,623.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,301.74 : 380,775.24 = 242,087.34 : x
  2. Step 2: Convert to fraction form
    276,301.74/380,775.24 = 242,087.34/x
  3. Step 3: Cross multiply
    276,301.74x = 380,775.24 × 242,087.34
  4. Step 4: Simplify right side
    276,301.74x = 92,180,864,989.46
  5. Step 5: Solve for x
    x = 92,180,864,989.46/276,301.74
  6. Step 6: Final answer
    x = 333,623.90

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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.