Home / 1,092,422.82-1,638,634.20-344,468.82

Finding the Fourth Proportional to 1,092,422.82, 1,638,634.20 and 344,468.82

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Solution

The fourth proportional to 1,092,422.82, 1,638,634.20 and 344,468.82 is: 516,703.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092,422.82 : 1,638,634.20 = 344,468.82 : x
  2. Step 2: Convert to fraction form
    1,092,422.82/1,638,634.20 = 344,468.82/x
  3. Step 3: Cross multiply
    1,092,422.82x = 1,638,634.20 × 344,468.82
  4. Step 4: Simplify right side
    1,092,422.82x = 564,458,389,285.64
  5. Step 5: Solve for x
    x = 564,458,389,285.64/1,092,422.82
  6. Step 6: Final answer
    x = 516,703.22

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Double scale
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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.