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Finding the Fourth Proportional to 672,226.14, 927,660.12 and 366,304.67

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Solution

The fourth proportional to 672,226.14, 927,660.12 and 366,304.67 is: 505,493.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,226.14 : 927,660.12 = 366,304.67 : x
  2. Step 2: Convert to fraction form
    672,226.14/927,660.12 = 366,304.67/x
  3. Step 3: Cross multiply
    672,226.14x = 927,660.12 × 366,304.67
  4. Step 4: Simplify right side
    672,226.14x = 339,806,234,128.76
  5. Step 5: Solve for x
    x = 339,806,234,128.76/672,226.14
  6. Step 6: Final answer
    x = 505,493.93

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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.