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Finding the Fourth Proportional to 872,256.44, 1,203,537.48 and 509,610.26

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Solution

The fourth proportional to 872,256.44, 1,203,537.48 and 509,610.26 is: 703,159.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,256.44 : 1,203,537.48 = 509,610.26 : x
  2. Step 2: Convert to fraction form
    872,256.44/1,203,537.48 = 509,610.26/x
  3. Step 3: Cross multiply
    872,256.44x = 1,203,537.48 × 509,610.26
  4. Step 4: Simplify right side
    872,256.44x = 613,335,048,102.55
  5. Step 5: Solve for x
    x = 613,335,048,102.55/872,256.44
  6. Step 6: Final answer
    x = 703,159.09

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.