Home / 996,889.20-1,495,479.60-322,855.80

Finding the Fourth Proportional to 996,889.20, 1,495,479.60 and 322,855.80

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Solution

The fourth proportional to 996,889.20, 1,495,479.60 and 322,855.80 is: 484,330.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,889.20 : 1,495,479.60 = 322,855.80 : x
  2. Step 2: Convert to fraction form
    996,889.20/1,495,479.60 = 322,855.80/x
  3. Step 3: Cross multiply
    996,889.20x = 1,495,479.60 × 322,855.80
  4. Step 4: Simplify right side
    996,889.20x = 482,824,262,641.68
  5. Step 5: Solve for x
    x = 482,824,262,641.68/996,889.20
  6. Step 6: Final answer
    x = 484,330.92

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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.