Home / 756,960.33-1,044,656.87-439,008.33

Finding the Fourth Proportional to 756,960.33, 1,044,656.87 and 439,008.33

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Solution

The fourth proportional to 756,960.33, 1,044,656.87 and 439,008.33 is: 605,861.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,960.33 : 1,044,656.87 = 439,008.33 : x
  2. Step 2: Convert to fraction form
    756,960.33/1,044,656.87 = 439,008.33/x
  3. Step 3: Cross multiply
    756,960.33x = 1,044,656.87 × 439,008.33
  4. Step 4: Simplify right side
    756,960.33x = 458,613,065,726.69
  5. Step 5: Solve for x
    x = 458,613,065,726.69/756,960.33
  6. Step 6: Final answer
    x = 605,861.43

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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.