Home / 1,550,172.60-2,325,331.80-485,249.40

Finding the Fourth Proportional to 1,550,172.60, 2,325,331.80 and 485,249.40

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Solution

The fourth proportional to 1,550,172.60, 2,325,331.80 and 485,249.40 is: 727,896.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,550,172.60 : 2,325,331.80 = 485,249.40 : x
  2. Step 2: Convert to fraction form
    1,550,172.60/2,325,331.80 = 485,249.40/x
  3. Step 3: Cross multiply
    1,550,172.60x = 2,325,331.80 × 485,249.40
  4. Step 4: Simplify right side
    1,550,172.60x = 1,128,365,860,750.92
  5. Step 5: Solve for x
    x = 1,128,365,860,750.92/1,550,172.60
  6. Step 6: Final answer
    x = 727,896.92

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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.