Home / 939,542.72-1,296,497.68-552,374.01

Finding the Fourth Proportional to 939,542.72, 1,296,497.68 and 552,374.01

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Solution

The fourth proportional to 939,542.72, 1,296,497.68 and 552,374.01 is: 762,234.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,542.72 : 1,296,497.68 = 552,374.01 : x
  2. Step 2: Convert to fraction form
    939,542.72/1,296,497.68 = 552,374.01/x
  3. Step 3: Cross multiply
    939,542.72x = 1,296,497.68 × 552,374.01
  4. Step 4: Simplify right side
    939,542.72x = 716,151,619,760.26
  5. Step 5: Solve for x
    x = 716,151,619,760.26/939,542.72
  6. Step 6: Final answer
    x = 762,234.23

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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.