Home / 352,947.06-486,731.70-232,190.64

Finding the Fourth Proportional to 352,947.06, 486,731.70 and 232,190.64

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Solution

The fourth proportional to 352,947.06, 486,731.70 and 232,190.64 is: 320,202.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,947.06 : 486,731.70 = 232,190.64 : x
  2. Step 2: Convert to fraction form
    352,947.06/486,731.70 = 232,190.64/x
  3. Step 3: Cross multiply
    352,947.06x = 486,731.70 × 232,190.64
  4. Step 4: Simplify right side
    352,947.06x = 113,014,544,931.29
  5. Step 5: Solve for x
    x = 113,014,544,931.29/352,947.06
  6. Step 6: Final answer
    x = 320,202.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.