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Finding the Fourth Proportional to 377,556.60, 566,422.56 and 124,821.84

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Solution

The fourth proportional to 377,556.60, 566,422.56 and 124,821.84 is: 187,261.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,556.60 : 566,422.56 = 124,821.84 : x
  2. Step 2: Convert to fraction form
    377,556.60/566,422.56 = 124,821.84/x
  3. Step 3: Cross multiply
    377,556.60x = 566,422.56 × 124,821.84
  4. Step 4: Simplify right side
    377,556.60x = 70,701,906,156.71
  5. Step 5: Solve for x
    x = 70,701,906,156.71/377,556.60
  6. Step 6: Final answer
    x = 187,261.74

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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.