Home / 750,451.10-1,035,622.92-406,287.10

Finding the Fourth Proportional to 750,451.10, 1,035,622.92 and 406,287.10

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Solution

The fourth proportional to 750,451.10, 1,035,622.92 and 406,287.10 is: 560,676.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,451.10 : 1,035,622.92 = 406,287.10 : x
  2. Step 2: Convert to fraction form
    750,451.10/1,035,622.92 = 406,287.10/x
  3. Step 3: Cross multiply
    750,451.10x = 1,035,622.92 × 406,287.10
  4. Step 4: Simplify right side
    750,451.10x = 420,760,232,860.33
  5. Step 5: Solve for x
    x = 420,760,232,860.33/750,451.10
  6. Step 6: Final answer
    x = 560,676.42

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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.