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Finding the Fourth Proportional to 460,611.59, 690,917.38 and 179,932.01

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Solution

The fourth proportional to 460,611.59, 690,917.38 and 179,932.01 is: 269,898.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,611.59 : 690,917.38 = 179,932.01 : x
  2. Step 2: Convert to fraction form
    460,611.59/690,917.38 = 179,932.01/x
  3. Step 3: Cross multiply
    460,611.59x = 690,917.38 × 179,932.01
  4. Step 4: Simplify right side
    460,611.59x = 124,318,151,725.21
  5. Step 5: Solve for x
    x = 124,318,151,725.21/460,611.59
  6. Step 6: Final answer
    x = 269,898.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.