Home / 381,572.74-526,544.04-211,793.50

Finding the Fourth Proportional to 381,572.74, 526,544.04 and 211,793.50

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Solution

The fourth proportional to 381,572.74, 526,544.04 and 211,793.50 is: 292,260.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,572.74 : 526,544.04 = 211,793.50 : x
  2. Step 2: Convert to fraction form
    381,572.74/526,544.04 = 211,793.50/x
  3. Step 3: Cross multiply
    381,572.74x = 526,544.04 × 211,793.50
  4. Step 4: Simplify right side
    381,572.74x = 111,518,605,135.74
  5. Step 5: Solve for x
    x = 111,518,605,135.74/381,572.74
  6. Step 6: Final answer
    x = 292,260.41

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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.