Home / 460,766.80-690,676.26-176,390.38

Finding the Fourth Proportional to 460,766.80, 690,676.26 and 176,390.38

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Solution

The fourth proportional to 460,766.80, 690,676.26 and 176,390.38 is: 264,404.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,766.80 : 690,676.26 = 176,390.38 : x
  2. Step 2: Convert to fraction form
    460,766.80/690,676.26 = 176,390.38/x
  3. Step 3: Cross multiply
    460,766.80x = 690,676.26 × 176,390.38
  4. Step 4: Simplify right side
    460,766.80x = 121,828,647,958.38
  5. Step 5: Solve for x
    x = 121,828,647,958.38/460,766.80
  6. Step 6: Final answer
    x = 264,404.14

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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.