Home / 825,564.22-1,138,224.03-534,661.78

Finding the Fourth Proportional to 825,564.22, 1,138,224.03 and 534,661.78

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Solution

The fourth proportional to 825,564.22, 1,138,224.03 and 534,661.78 is: 737,150.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,564.22 : 1,138,224.03 = 534,661.78 : x
  2. Step 2: Convert to fraction form
    825,564.22/1,138,224.03 = 534,661.78/x
  3. Step 3: Cross multiply
    825,564.22x = 1,138,224.03 × 534,661.78
  4. Step 4: Simplify right side
    825,564.22x = 608,564,885,918.57
  5. Step 5: Solve for x
    x = 608,564,885,918.57/825,564.22
  6. Step 6: Final answer
    x = 737,150.27

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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.