Home / 669,271.20-1,003,906.80-469,816.80

Finding the Fourth Proportional to 669,271.20, 1,003,906.80 and 469,816.80

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Solution

The fourth proportional to 669,271.20, 1,003,906.80 and 469,816.80 is: 704,725.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,271.20 : 1,003,906.80 = 469,816.80 : x
  2. Step 2: Convert to fraction form
    669,271.20/1,003,906.80 = 469,816.80/x
  3. Step 3: Cross multiply
    669,271.20x = 1,003,906.80 × 469,816.80
  4. Step 4: Simplify right side
    669,271.20x = 471,652,280,274.24
  5. Step 5: Solve for x
    x = 471,652,280,274.24/669,271.20
  6. Step 6: Final answer
    x = 704,725.20

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Double scale
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Similar ratio
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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.