Home / 382,494.08-527,834.24-212,724.56

Finding the Fourth Proportional to 382,494.08, 527,834.24 and 212,724.56

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Solution

The fourth proportional to 382,494.08, 527,834.24 and 212,724.56 is: 293,555.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,494.08 : 527,834.24 = 212,724.56 : x
  2. Step 2: Convert to fraction form
    382,494.08/527,834.24 = 212,724.56/x
  3. Step 3: Cross multiply
    382,494.08x = 527,834.24 × 212,724.56
  4. Step 4: Simplify right side
    382,494.08x = 112,283,306,456.93
  5. Step 5: Solve for x
    x = 112,283,306,456.93/382,494.08
  6. Step 6: Final answer
    x = 293,555.67

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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.