Home / 837,328.52-1,256,188.80-276,362.48

Finding the Fourth Proportional to 837,328.52, 1,256,188.80 and 276,362.48

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Solution

The fourth proportional to 837,328.52, 1,256,188.80 and 276,362.48 is: 414,608.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,328.52 : 1,256,188.80 = 276,362.48 : x
  2. Step 2: Convert to fraction form
    837,328.52/1,256,188.80 = 276,362.48/x
  3. Step 3: Cross multiply
    837,328.52x = 1,256,188.80 × 276,362.48
  4. Step 4: Simplify right side
    837,328.52x = 347,163,452,116.22
  5. Step 5: Solve for x
    x = 347,163,452,116.22/837,328.52
  6. Step 6: Final answer
    x = 414,608.42

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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.