Home / 377,247.24-520,590.78-207,481.37

Finding the Fourth Proportional to 377,247.24, 520,590.78 and 207,481.37

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Solution

The fourth proportional to 377,247.24, 520,590.78 and 207,481.37 is: 286,318.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,247.24 : 520,590.78 = 207,481.37 : x
  2. Step 2: Convert to fraction form
    377,247.24/520,590.78 = 207,481.37/x
  3. Step 3: Cross multiply
    377,247.24x = 520,590.78 × 207,481.37
  4. Step 4: Simplify right side
    377,247.24x = 108,012,885,640.82
  5. Step 5: Solve for x
    x = 108,012,885,640.82/377,247.24
  6. Step 6: Final answer
    x = 286,318.56

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1.5x scale

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.