Home / 1,039,725.26-1,559,736.67-320,127.85

Finding the Fourth Proportional to 1,039,725.26, 1,559,736.67 and 320,127.85

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Solution

The fourth proportional to 1,039,725.26, 1,559,736.67 and 320,127.85 is: 480,237.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,725.26 : 1,559,736.67 = 320,127.85 : x
  2. Step 2: Convert to fraction form
    1,039,725.26/1,559,736.67 = 320,127.85/x
  3. Step 3: Cross multiply
    1,039,725.26x = 1,559,736.67 × 320,127.85
  4. Step 4: Simplify right side
    1,039,725.26x = 499,315,153,769.97
  5. Step 5: Solve for x
    x = 499,315,153,769.97/1,039,725.26
  6. Step 6: Final answer
    x = 480,237.59

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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.