Home / 756,548.27-1,044,005.19-412,376.62

Finding the Fourth Proportional to 756,548.27, 1,044,005.19 and 412,376.62

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Solution

The fourth proportional to 756,548.27, 1,044,005.19 and 412,376.62 is: 569,062.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,548.27 : 1,044,005.19 = 412,376.62 : x
  2. Step 2: Convert to fraction form
    756,548.27/1,044,005.19 = 412,376.62/x
  3. Step 3: Cross multiply
    756,548.27x = 1,044,005.19 × 412,376.62
  4. Step 4: Simplify right side
    756,548.27x = 430,523,331,514.66
  5. Step 5: Solve for x
    x = 430,523,331,514.66/756,548.27
  6. Step 6: Final answer
    x = 569,062.61

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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.