Home / 1,567,998.40-2,351,997.60-445,921.60

Finding the Fourth Proportional to 1,567,998.40, 2,351,997.60 and 445,921.60

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Solution

The fourth proportional to 1,567,998.40, 2,351,997.60 and 445,921.60 is: 668,882.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,567,998.40 : 2,351,997.60 = 445,921.60 : x
  2. Step 2: Convert to fraction form
    1,567,998.40/2,351,997.60 = 445,921.60/x
  3. Step 3: Cross multiply
    1,567,998.40x = 2,351,997.60 × 445,921.60
  4. Step 4: Simplify right side
    1,567,998.40x = 1,048,806,532,988.16
  5. Step 5: Solve for x
    x = 1,048,806,532,988.16/1,567,998.40
  6. Step 6: Final answer
    x = 668,882.40

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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.