Home / 824,644.80-1,236,675.60-292,183.20

Finding the Fourth Proportional to 824,644.80, 1,236,675.60 and 292,183.20

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Solution

The fourth proportional to 824,644.80, 1,236,675.60 and 292,183.20 is: 438,171.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,644.80 : 1,236,675.60 = 292,183.20 : x
  2. Step 2: Convert to fraction form
    824,644.80/1,236,675.60 = 292,183.20/x
  3. Step 3: Cross multiply
    824,644.80x = 1,236,675.60 × 292,183.20
  4. Step 4: Simplify right side
    824,644.80x = 361,335,834,169.92
  5. Step 5: Solve for x
    x = 361,335,834,169.92/824,644.80
  6. Step 6: Final answer
    x = 438,171.48

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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.