Home / 1,045,743.40-1,568,615.10-336,280.60

Finding the Fourth Proportional to 1,045,743.40, 1,568,615.10 and 336,280.60

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Solution

The fourth proportional to 1,045,743.40, 1,568,615.10 and 336,280.60 is: 504,420.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,045,743.40 : 1,568,615.10 = 336,280.60 : x
  2. Step 2: Convert to fraction form
    1,045,743.40/1,568,615.10 = 336,280.60/x
  3. Step 3: Cross multiply
    1,045,743.40x = 1,568,615.10 × 336,280.60
  4. Step 4: Simplify right side
    1,045,743.40x = 527,494,826,997.06
  5. Step 5: Solve for x
    x = 527,494,826,997.06/1,045,743.40
  6. Step 6: Final answer
    x = 504,420.90

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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.