Home / 352,923.87-528,077.55-210,846.43

Finding the Fourth Proportional to 352,923.87, 528,077.55 and 210,846.43

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Solution

The fourth proportional to 352,923.87, 528,077.55 and 210,846.43 is: 315,488.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,923.87 : 528,077.55 = 210,846.43 : x
  2. Step 2: Convert to fraction form
    352,923.87/528,077.55 = 210,846.43/x
  3. Step 3: Cross multiply
    352,923.87x = 528,077.55 × 210,846.43
  4. Step 4: Simplify right side
    352,923.87x = 111,343,266,180.65
  5. Step 5: Solve for x
    x = 111,343,266,180.65/352,923.87
  6. Step 6: Final answer
    x = 315,488.06

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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.