Home / 1,003,080.10-1,504,620.15-443,208.10

Finding the Fourth Proportional to 1,003,080.10, 1,504,620.15 and 443,208.10

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Solution

The fourth proportional to 1,003,080.10, 1,504,620.15 and 443,208.10 is: 664,812.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,080.10 : 1,504,620.15 = 443,208.10 : x
  2. Step 2: Convert to fraction form
    1,003,080.10/1,504,620.15 = 443,208.10/x
  3. Step 3: Cross multiply
    1,003,080.10x = 1,504,620.15 × 443,208.10
  4. Step 4: Simplify right side
    1,003,080.10x = 666,859,837,903.22
  5. Step 5: Solve for x
    x = 666,859,837,903.22/1,003,080.10
  6. Step 6: Final answer
    x = 664,812.15

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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.