Home / 276,822.60-415,278.63-116,922.58

Finding the Fourth Proportional to 276,822.60, 415,278.63 and 116,922.58

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Solution

The fourth proportional to 276,822.60, 415,278.63 and 116,922.58 is: 175,402.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,822.60 : 415,278.63 = 116,922.58 : x
  2. Step 2: Convert to fraction form
    276,822.60/415,278.63 = 116,922.58/x
  3. Step 3: Cross multiply
    276,822.60x = 415,278.63 × 116,922.58
  4. Step 4: Simplify right side
    276,822.60x = 48,555,447,361.81
  5. Step 5: Solve for x
    x = 48,555,447,361.81/276,822.60
  6. Step 6: Final answer
    x = 175,402.76

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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.