Home / 968,243.22-1,336,242.42-538,563.33

Finding the Fourth Proportional to 968,243.22, 1,336,242.42 and 538,563.33

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Solution

The fourth proportional to 968,243.22, 1,336,242.42 and 538,563.33 is: 743,254.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,243.22 : 1,336,242.42 = 538,563.33 : x
  2. Step 2: Convert to fraction form
    968,243.22/1,336,242.42 = 538,563.33/x
  3. Step 3: Cross multiply
    968,243.22x = 1,336,242.42 × 538,563.33
  4. Step 4: Simplify right side
    968,243.22x = 719,651,167,402.46
  5. Step 5: Solve for x
    x = 719,651,167,402.46/968,243.22
  6. Step 6: Final answer
    x = 743,254.54

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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.