Home / 750,633.98-1,126,294.07-408,564.97

Finding the Fourth Proportional to 750,633.98, 1,126,294.07 and 408,564.97

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Solution

The fourth proportional to 750,633.98, 1,126,294.07 and 408,564.97 is: 613,034.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,633.98 : 1,126,294.07 = 408,564.97 : x
  2. Step 2: Convert to fraction form
    750,633.98/1,126,294.07 = 408,564.97/x
  3. Step 3: Cross multiply
    750,633.98x = 1,126,294.07 × 408,564.97
  4. Step 4: Simplify right side
    750,633.98x = 460,164,300,104.99
  5. Step 5: Solve for x
    x = 460,164,300,104.99/750,633.98
  6. Step 6: Final answer
    x = 613,034.20

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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.