Home / 750,435.68-1,035,593.82-406,262.51

Finding the Fourth Proportional to 750,435.68, 1,035,593.82 and 406,262.51

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Solution

The fourth proportional to 750,435.68, 1,035,593.82 and 406,262.51 is: 560,638.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,435.68 : 1,035,593.82 = 406,262.51 : x
  2. Step 2: Convert to fraction form
    750,435.68/1,035,593.82 = 406,262.51/x
  3. Step 3: Cross multiply
    750,435.68x = 1,035,593.82 × 406,262.51
  4. Step 4: Simplify right side
    750,435.68x = 420,722,946,843.13
  5. Step 5: Solve for x
    x = 420,722,946,843.13/750,435.68
  6. Step 6: Final answer
    x = 560,638.25

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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.