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Finding the Fourth Proportional to 555,799.22, 767,017.81 and 337,932.98

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Solution

The fourth proportional to 555,799.22, 767,017.81 and 337,932.98 is: 466,356.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,799.22 : 767,017.81 = 337,932.98 : x
  2. Step 2: Convert to fraction form
    555,799.22/767,017.81 = 337,932.98/x
  3. Step 3: Cross multiply
    555,799.22x = 767,017.81 × 337,932.98
  4. Step 4: Simplify right side
    555,799.22x = 259,200,608,721.62
  5. Step 5: Solve for x
    x = 259,200,608,721.62/555,799.22
  6. Step 6: Final answer
    x = 466,356.56

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1.5x scale

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.