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Finding the Fourth Proportional to 441,422.98, 662,129.77 and 292,330.33

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Solution

The fourth proportional to 441,422.98, 662,129.77 and 292,330.33 is: 438,492.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,422.98 : 662,129.77 = 292,330.33 : x
  2. Step 2: Convert to fraction form
    441,422.98/662,129.77 = 292,330.33/x
  3. Step 3: Cross multiply
    441,422.98x = 662,129.77 × 292,330.33
  4. Step 4: Simplify right side
    441,422.98x = 193,560,614,166.92
  5. Step 5: Solve for x
    x = 193,560,614,166.92/441,422.98
  6. Step 6: Final answer
    x = 438,492.38

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1.5x scale

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.