Home / 377,110.82-520,423.75-229,944.30

Finding the Fourth Proportional to 377,110.82, 520,423.75 and 229,944.30

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Solution

The fourth proportional to 377,110.82, 520,423.75 and 229,944.30 is: 317,329.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,110.82 : 520,423.75 = 229,944.30 : x
  2. Step 2: Convert to fraction form
    377,110.82/520,423.75 = 229,944.30/x
  3. Step 3: Cross multiply
    377,110.82x = 520,423.75 × 229,944.30
  4. Step 4: Simplify right side
    377,110.82x = 119,668,474,322.26
  5. Step 5: Solve for x
    x = 119,668,474,322.26/377,110.82
  6. Step 6: Final answer
    x = 317,329.73

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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.