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Finding the Fourth Proportional to 400,556.88, 600,973.92 and 232,223.52

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Solution

The fourth proportional to 400,556.88, 600,973.92 and 232,223.52 is: 348,415.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,556.88 : 600,973.92 = 232,223.52 : x
  2. Step 2: Convert to fraction form
    400,556.88/600,973.92 = 232,223.52/x
  3. Step 3: Cross multiply
    400,556.88x = 600,973.92 × 232,223.52
  4. Step 4: Simplify right side
    400,556.88x = 139,560,279,130.60
  5. Step 5: Solve for x
    x = 139,560,279,130.60/400,556.88
  6. Step 6: Final answer
    x = 348,415.63

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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.