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Finding the Fourth Proportional to 332,869.60, 459,230.97 and 211,989.25

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Solution

The fourth proportional to 332,869.60, 459,230.97 and 211,989.25 is: 292,462.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,869.60 : 459,230.97 = 211,989.25 : x
  2. Step 2: Convert to fraction form
    332,869.60/459,230.97 = 211,989.25/x
  3. Step 3: Cross multiply
    332,869.60x = 459,230.97 × 211,989.25
  4. Step 4: Simplify right side
    332,869.60x = 97,352,029,083.63
  5. Step 5: Solve for x
    x = 97,352,029,083.63/332,869.60
  6. Step 6: Final answer
    x = 292,462.96

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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.