Home / 352,372.41-528,399.86-210,283.29

Finding the Fourth Proportional to 352,372.41, 528,399.86 and 210,283.29

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Solution

The fourth proportional to 352,372.41, 528,399.86 and 210,283.29 is: 315,330.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,372.41 : 528,399.86 = 210,283.29 : x
  2. Step 2: Convert to fraction form
    352,372.41/528,399.86 = 210,283.29/x
  3. Step 3: Cross multiply
    352,372.41x = 528,399.86 × 210,283.29
  4. Step 4: Simplify right side
    352,372.41x = 111,113,659,944.92
  5. Step 5: Solve for x
    x = 111,113,659,944.92/352,372.41
  6. Step 6: Final answer
    x = 315,330.19

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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.