Home / 526,660.20-789,972.54-211,032.36

Finding the Fourth Proportional to 526,660.20, 789,972.54 and 211,032.36

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Solution

The fourth proportional to 526,660.20, 789,972.54 and 211,032.36 is: 316,541.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,660.20 : 789,972.54 = 211,032.36 : x
  2. Step 2: Convert to fraction form
    526,660.20/789,972.54 = 211,032.36/x
  3. Step 3: Cross multiply
    526,660.20x = 789,972.54 × 211,032.36
  4. Step 4: Simplify right side
    526,660.20x = 166,709,769,451.39
  5. Step 5: Solve for x
    x = 166,709,769,451.39/526,660.20
  6. Step 6: Final answer
    x = 316,541.42

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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.