Home / 1,003,080.60-1,504,620.90-443,208.60

Finding the Fourth Proportional to 1,003,080.60, 1,504,620.90 and 443,208.60

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Solution

The fourth proportional to 1,003,080.60, 1,504,620.90 and 443,208.60 is: 664,812.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,080.60 : 1,504,620.90 = 443,208.60 : x
  2. Step 2: Convert to fraction form
    1,003,080.60/1,504,620.90 = 443,208.60/x
  3. Step 3: Cross multiply
    1,003,080.60x = 1,504,620.90 × 443,208.60
  4. Step 4: Simplify right side
    1,003,080.60x = 666,860,922,619.74
  5. Step 5: Solve for x
    x = 666,860,922,619.74/1,003,080.60
  6. Step 6: Final answer
    x = 664,812.90

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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.