Home / 460,747.85-690,647.72-176,371.43

Finding the Fourth Proportional to 460,747.85, 690,647.72 and 176,371.43

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Solution

The fourth proportional to 460,747.85, 690,647.72 and 176,371.43 is: 264,375.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,747.85 : 690,647.72 = 176,371.43 : x
  2. Step 2: Convert to fraction form
    460,747.85/690,647.72 = 176,371.43/x
  3. Step 3: Cross multiply
    460,747.85x = 690,647.72 × 176,371.43
  4. Step 4: Simplify right side
    460,747.85x = 121,810,521,667.54
  5. Step 5: Solve for x
    x = 121,810,521,667.54/460,747.85
  6. Step 6: Final answer
    x = 264,375.67

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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.