Home / 751,304.68-1,036,809.66-411,772.12

Finding the Fourth Proportional to 751,304.68, 1,036,809.66 and 411,772.12

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Solution

The fourth proportional to 751,304.68, 1,036,809.66 and 411,772.12 is: 568,250.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,304.68 : 1,036,809.66 = 411,772.12 : x
  2. Step 2: Convert to fraction form
    751,304.68/1,036,809.66 = 411,772.12/x
  3. Step 3: Cross multiply
    751,304.68x = 1,036,809.66 × 411,772.12
  4. Step 4: Simplify right side
    751,304.68x = 426,929,311,734.68
  5. Step 5: Solve for x
    x = 426,929,311,734.68/751,304.68
  6. Step 6: Final answer
    x = 568,250.57

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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.