Home / 756,590.33-1,044,086.16-412,418.72

Finding the Fourth Proportional to 756,590.33, 1,044,086.16 and 412,418.72

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Solution

The fourth proportional to 756,590.33, 1,044,086.16 and 412,418.72 is: 569,133.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,590.33 : 1,044,086.16 = 412,418.72 : x
  2. Step 2: Convert to fraction form
    756,590.33/1,044,086.16 = 412,418.72/x
  3. Step 3: Cross multiply
    756,590.33x = 1,044,086.16 × 412,418.72
  4. Step 4: Simplify right side
    756,590.33x = 430,600,680,287.13
  5. Step 5: Solve for x
    x = 430,600,680,287.13/756,590.33
  6. Step 6: Final answer
    x = 569,133.20

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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.