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Finding the Fourth Proportional to 460,595.96, 690,893.94 and 179,916.38

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Solution

The fourth proportional to 460,595.96, 690,893.94 and 179,916.38 is: 269,874.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,595.96 : 690,893.94 = 179,916.38 : x
  2. Step 2: Convert to fraction form
    460,595.96/690,893.94 = 179,916.38/x
  3. Step 3: Cross multiply
    460,595.96x = 690,893.94 × 179,916.38
  4. Step 4: Simplify right side
    460,595.96x = 124,303,133,194.27
  5. Step 5: Solve for x
    x = 124,303,133,194.27/460,595.96
  6. Step 6: Final answer
    x = 269,874.57

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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.