Home / 751,694.88-1,037,489.67-445,941.01

Finding the Fourth Proportional to 751,694.88, 1,037,489.67 and 445,941.01

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Solution

The fourth proportional to 751,694.88, 1,037,489.67 and 445,941.01 is: 615,488.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,694.88 : 1,037,489.67 = 445,941.01 : x
  2. Step 2: Convert to fraction form
    751,694.88/1,037,489.67 = 445,941.01/x
  3. Step 3: Cross multiply
    751,694.88x = 1,037,489.67 × 445,941.01
  4. Step 4: Simplify right side
    751,694.88x = 462,659,191,304.37
  5. Step 5: Solve for x
    x = 462,659,191,304.37/751,694.88
  6. Step 6: Final answer
    x = 615,488.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.