Home / 863,676.33-1,292,857.25-563,510.58

Finding the Fourth Proportional to 863,676.33, 1,292,857.25 and 563,510.58

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Solution

The fourth proportional to 863,676.33, 1,292,857.25 and 563,510.58 is: 843,532.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,676.33 : 1,292,857.25 = 563,510.58 : x
  2. Step 2: Convert to fraction form
    863,676.33/1,292,857.25 = 563,510.58/x
  3. Step 3: Cross multiply
    863,676.33x = 1,292,857.25 × 563,510.58
  4. Step 4: Simplify right side
    863,676.33x = 728,538,735,987.15
  5. Step 5: Solve for x
    x = 728,538,735,987.15/863,676.33
  6. Step 6: Final answer
    x = 843,532.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.