Home / 526,601.25-789,934.65-211,017.15

Finding the Fourth Proportional to 526,601.25, 789,934.65 and 211,017.15

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Solution

The fourth proportional to 526,601.25, 789,934.65 and 211,017.15 is: 316,538.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,601.25 : 789,934.65 = 211,017.15 : x
  2. Step 2: Convert to fraction form
    526,601.25/789,934.65 = 211,017.15/x
  3. Step 3: Cross multiply
    526,601.25x = 789,934.65 × 211,017.15
  4. Step 4: Simplify right side
    526,601.25x = 166,689,757,737.93
  5. Step 5: Solve for x
    x = 166,689,757,737.93/526,601.25
  6. Step 6: Final answer
    x = 316,538.86

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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.