Home / 766,545.65-1,149,986.78-226,759.67

Finding the Fourth Proportional to 766,545.65, 1,149,986.78 and 226,759.67

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Solution

The fourth proportional to 766,545.65, 1,149,986.78 and 226,759.67 is: 340,189.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,545.65 : 1,149,986.78 = 226,759.67 : x
  2. Step 2: Convert to fraction form
    766,545.65/1,149,986.78 = 226,759.67/x
  3. Step 3: Cross multiply
    766,545.65x = 1,149,986.78 × 226,759.67
  4. Step 4: Simplify right side
    766,545.65x = 260,770,621,603.36
  5. Step 5: Solve for x
    x = 260,770,621,603.36/766,545.65
  6. Step 6: Final answer
    x = 340,189.29

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Double scale
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1.5x scale

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.