Home / 990,016.20-1,485,024.30-848,298.60

Finding the Fourth Proportional to 990,016.20, 1,485,024.30 and 848,298.60

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Solution

The fourth proportional to 990,016.20, 1,485,024.30 and 848,298.60 is: 1,272,447.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    990,016.20 : 1,485,024.30 = 848,298.60 : x
  2. Step 2: Convert to fraction form
    990,016.20/1,485,024.30 = 848,298.60/x
  3. Step 3: Cross multiply
    990,016.20x = 1,485,024.30 × 848,298.60
  4. Step 4: Simplify right side
    990,016.20x = 1,259,744,034,655.98
  5. Step 5: Solve for x
    x = 1,259,744,034,655.98/990,016.20
  6. Step 6: Final answer
    x = 1,272,447.90

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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.