Home / 939,557.31-1,296,617.87-552,301.73

Finding the Fourth Proportional to 939,557.31, 1,296,617.87 and 552,301.73

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Solution

The fourth proportional to 939,557.31, 1,296,617.87 and 552,301.73 is: 762,193.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,557.31 : 1,296,617.87 = 552,301.73 : x
  2. Step 2: Convert to fraction form
    939,557.31/1,296,617.87 = 552,301.73/x
  3. Step 3: Cross multiply
    939,557.31x = 1,296,617.87 × 552,301.73
  4. Step 4: Simplify right side
    939,557.31x = 716,124,292,749.92
  5. Step 5: Solve for x
    x = 716,124,292,749.92/939,557.31
  6. Step 6: Final answer
    x = 762,193.31

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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.