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Finding the Fourth Proportional to 460,600.33, 690,900.50 and 179,920.75

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Solution

The fourth proportional to 460,600.33, 690,900.50 and 179,920.75 is: 269,881.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,600.33 : 690,900.50 = 179,920.75 : x
  2. Step 2: Convert to fraction form
    460,600.33/690,900.50 = 179,920.75/x
  3. Step 3: Cross multiply
    460,600.33x = 690,900.50 × 179,920.75
  4. Step 4: Simplify right side
    460,600.33x = 124,307,336,135.38
  5. Step 5: Solve for x
    x = 124,307,336,135.38/460,600.33
  6. Step 6: Final answer
    x = 269,881.13

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1.5x scale

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.