Home / 446,917.30-616,758.03-242,981.93

Finding the Fourth Proportional to 446,917.30, 616,758.03 and 242,981.93

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Solution

The fourth proportional to 446,917.30, 616,758.03 and 242,981.93 is: 335,321.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,917.30 : 616,758.03 = 242,981.93 : x
  2. Step 2: Convert to fraction form
    446,917.30/616,758.03 = 242,981.93/x
  3. Step 3: Cross multiply
    446,917.30x = 616,758.03 × 242,981.93
  4. Step 4: Simplify right side
    446,917.30x = 149,861,055,257.49
  5. Step 5: Solve for x
    x = 149,861,055,257.49/446,917.30
  6. Step 6: Final answer
    x = 335,321.67

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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.