Home / 320,834.30-481,085.33-171,034.36

Finding the Fourth Proportional to 320,834.30, 481,085.33 and 171,034.36

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Solution

The fourth proportional to 320,834.30, 481,085.33 and 171,034.36 is: 256,462.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,834.30 : 481,085.33 = 171,034.36 : x
  2. Step 2: Convert to fraction form
    320,834.30/481,085.33 = 171,034.36/x
  3. Step 3: Cross multiply
    320,834.30x = 481,085.33 × 171,034.36
  4. Step 4: Simplify right side
    320,834.30x = 82,282,120,746.81
  5. Step 5: Solve for x
    x = 82,282,120,746.81/320,834.30
  6. Step 6: Final answer
    x = 256,462.98

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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.