Home / 835,811.92-1,253,805.36-274,890.16

Finding the Fourth Proportional to 835,811.92, 1,253,805.36 and 274,890.16

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Solution

The fourth proportional to 835,811.92, 1,253,805.36 and 274,890.16 is: 412,364.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,811.92 : 1,253,805.36 = 274,890.16 : x
  2. Step 2: Convert to fraction form
    835,811.92/1,253,805.36 = 274,890.16/x
  3. Step 3: Cross multiply
    835,811.92x = 1,253,805.36 × 274,890.16
  4. Step 4: Simplify right side
    835,811.92x = 344,658,756,019.26
  5. Step 5: Solve for x
    x = 344,658,756,019.26/835,811.92
  6. Step 6: Final answer
    x = 412,364.01

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1.5x scale

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.