Home / 892,049.02-1,231,028.86-484,150.86

Finding the Fourth Proportional to 892,049.02, 1,231,028.86 and 484,150.86

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Solution

The fourth proportional to 892,049.02, 1,231,028.86 and 484,150.86 is: 668,128.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,049.02 : 1,231,028.86 = 484,150.86 : x
  2. Step 2: Convert to fraction form
    892,049.02/1,231,028.86 = 484,150.86/x
  3. Step 3: Cross multiply
    892,049.02x = 1,231,028.86 × 484,150.86
  4. Step 4: Simplify right side
    892,049.02x = 596,003,683,959.60
  5. Step 5: Solve for x
    x = 596,003,683,959.60/892,049.02
  6. Step 6: Final answer
    x = 668,128.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.