Home / 332,490.80-458,840.24-189,260.07

Finding the Fourth Proportional to 332,490.80, 458,840.24 and 189,260.07

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Solution

The fourth proportional to 332,490.80, 458,840.24 and 189,260.07 is: 261,180.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,490.80 : 458,840.24 = 189,260.07 : x
  2. Step 2: Convert to fraction form
    332,490.80/458,840.24 = 189,260.07/x
  3. Step 3: Cross multiply
    332,490.80x = 458,840.24 × 189,260.07
  4. Step 4: Simplify right side
    332,490.80x = 86,840,135,941.22
  5. Step 5: Solve for x
    x = 86,840,135,941.22/332,490.80
  6. Step 6: Final answer
    x = 261,180.57

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1.5x scale

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.