Home / 733,200.80-1,099,801.20-481,258.40

Finding the Fourth Proportional to 733,200.80, 1,099,801.20 and 481,258.40

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Solution

The fourth proportional to 733,200.80, 1,099,801.20 and 481,258.40 is: 721,887.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,200.80 : 1,099,801.20 = 481,258.40 : x
  2. Step 2: Convert to fraction form
    733,200.80/1,099,801.20 = 481,258.40/x
  3. Step 3: Cross multiply
    733,200.80x = 1,099,801.20 × 481,258.40
  4. Step 4: Simplify right side
    733,200.80x = 529,288,565,830.08
  5. Step 5: Solve for x
    x = 529,288,565,830.08/733,200.80
  6. Step 6: Final answer
    x = 721,887.60

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Double scale
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Similar ratio
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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.