Home / 892,961.52-1,232,309.09-485,063.24

Finding the Fourth Proportional to 892,961.52, 1,232,309.09 and 485,063.24

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Solution

The fourth proportional to 892,961.52, 1,232,309.09 and 485,063.24 is: 669,399.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,961.52 : 1,232,309.09 = 485,063.24 : x
  2. Step 2: Convert to fraction form
    892,961.52/1,232,309.09 = 485,063.24/x
  3. Step 3: Cross multiply
    892,961.52x = 1,232,309.09 × 485,063.24
  4. Step 4: Simplify right side
    892,961.52x = 597,747,834,927.96
  5. Step 5: Solve for x
    x = 597,747,834,927.96/892,961.52
  6. Step 6: Final answer
    x = 669,399.32

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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.