Home / 1,149,107.23-1,723,596.05-509,226.67

Finding the Fourth Proportional to 1,149,107.23, 1,723,596.05 and 509,226.67

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Solution

The fourth proportional to 1,149,107.23, 1,723,596.05 and 509,226.67 is: 763,811.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,107.23 : 1,723,596.05 = 509,226.67 : x
  2. Step 2: Convert to fraction form
    1,149,107.23/1,723,596.05 = 509,226.67/x
  3. Step 3: Cross multiply
    1,149,107.23x = 1,723,596.05 × 509,226.67
  4. Step 4: Simplify right side
    1,149,107.23x = 877,701,074,420.52
  5. Step 5: Solve for x
    x = 877,701,074,420.52/1,149,107.23
  6. Step 6: Final answer
    x = 763,811.29

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Double scale
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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.