Home / 740,855.04-1,111,473.81-228,508.67

Finding the Fourth Proportional to 740,855.04, 1,111,473.81 and 228,508.67

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Solution

The fourth proportional to 740,855.04, 1,111,473.81 and 228,508.67 is: 342,821.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,855.04 : 1,111,473.81 = 228,508.67 : x
  2. Step 2: Convert to fraction form
    740,855.04/1,111,473.81 = 228,508.67/x
  3. Step 3: Cross multiply
    740,855.04x = 1,111,473.81 × 228,508.67
  4. Step 4: Simplify right side
    740,855.04x = 253,981,396,505.56
  5. Step 5: Solve for x
    x = 253,981,396,505.56/740,855.04
  6. Step 6: Final answer
    x = 342,821.99

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.