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Finding the Fourth Proportional to 332,053.52, 458,231.69 and 188,813.57

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Solution

The fourth proportional to 332,053.52, 458,231.69 and 188,813.57 is: 260,561.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,053.52 : 458,231.69 = 188,813.57 : x
  2. Step 2: Convert to fraction form
    332,053.52/458,231.69 = 188,813.57/x
  3. Step 3: Cross multiply
    332,053.52x = 458,231.69 × 188,813.57
  4. Step 4: Simplify right side
    332,053.52x = 86,520,362,893.65
  5. Step 5: Solve for x
    x = 86,520,362,893.65/332,053.52
  6. Step 6: Final answer
    x = 260,561.50

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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.