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Finding the Fourth Proportional to 607,799.88, 838,766.48 and 332,163.32

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Solution

The fourth proportional to 607,799.88, 838,766.48 and 332,163.32 is: 458,386.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,799.88 : 838,766.48 = 332,163.32 : x
  2. Step 2: Convert to fraction form
    607,799.88/838,766.48 = 332,163.32/x
  3. Step 3: Cross multiply
    607,799.88x = 838,766.48 × 332,163.32
  4. Step 4: Simplify right side
    607,799.88x = 278,607,452,846.87
  5. Step 5: Solve for x
    x = 278,607,452,846.87/607,799.88
  6. Step 6: Final answer
    x = 458,386.82

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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.