Home / 477,721.85-659,284.07-273,835.94

Finding the Fourth Proportional to 477,721.85, 659,284.07 and 273,835.94

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Solution

The fourth proportional to 477,721.85, 659,284.07 and 273,835.94 is: 377,909.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,721.85 : 659,284.07 = 273,835.94 : x
  2. Step 2: Convert to fraction form
    477,721.85/659,284.07 = 273,835.94/x
  3. Step 3: Cross multiply
    477,721.85x = 659,284.07 × 273,835.94
  4. Step 4: Simplify right side
    477,721.85x = 180,535,668,369.88
  5. Step 5: Solve for x
    x = 180,535,668,369.88/477,721.85
  6. Step 6: Final answer
    x = 377,909.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.