Home / 930,843.79-1,284,668.45-563,523.33

Finding the Fourth Proportional to 930,843.79, 1,284,668.45 and 563,523.33

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Solution

The fourth proportional to 930,843.79, 1,284,668.45 and 563,523.33 is: 777,725.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,843.79 : 1,284,668.45 = 563,523.33 : x
  2. Step 2: Convert to fraction form
    930,843.79/1,284,668.45 = 563,523.33/x
  3. Step 3: Cross multiply
    930,843.79x = 1,284,668.45 × 563,523.33
  4. Step 4: Simplify right side
    930,843.79x = 723,940,636,663.62
  5. Step 5: Solve for x
    x = 723,940,636,663.62/930,843.79
  6. Step 6: Final answer
    x = 777,725.16

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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.