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Finding the Fourth Proportional to 332,056.52, 458,235.83 and 188,816.57

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Solution

The fourth proportional to 332,056.52, 458,235.83 and 188,816.57 is: 260,565.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,056.52 : 458,235.83 = 188,816.57 : x
  2. Step 2: Convert to fraction form
    332,056.52/458,235.83 = 188,816.57/x
  3. Step 3: Cross multiply
    332,056.52x = 458,235.83 × 188,816.57
  4. Step 4: Simplify right side
    332,056.52x = 86,522,517,671.70
  5. Step 5: Solve for x
    x = 86,522,517,671.70/332,056.52
  6. Step 6: Final answer
    x = 260,565.63

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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.