Home / 835,810.92-1,253,803.86-274,889.16

Finding the Fourth Proportional to 835,810.92, 1,253,803.86 and 274,889.16

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Solution

The fourth proportional to 835,810.92, 1,253,803.86 and 274,889.16 is: 412,362.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,810.92 : 1,253,803.86 = 274,889.16 : x
  2. Step 2: Convert to fraction form
    835,810.92/1,253,803.86 = 274,889.16/x
  3. Step 3: Cross multiply
    835,810.92x = 1,253,803.86 × 274,889.16
  4. Step 4: Simplify right side
    835,810.92x = 344,657,089,880.16
  5. Step 5: Solve for x
    x = 344,657,089,880.16/835,810.92
  6. Step 6: Final answer
    x = 412,362.51

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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.