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Finding the Fourth Proportional to 671,377.22, 926,512.39 and 365,462.39

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Solution

The fourth proportional to 671,377.22, 926,512.39 and 365,462.39 is: 504,344.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,377.22 : 926,512.39 = 365,462.39 : x
  2. Step 2: Convert to fraction form
    671,377.22/926,512.39 = 365,462.39/x
  3. Step 3: Cross multiply
    671,377.22x = 926,512.39 × 365,462.39
  4. Step 4: Simplify right side
    671,377.22x = 338,605,434,868.61
  5. Step 5: Solve for x
    x = 338,605,434,868.61/671,377.22
  6. Step 6: Final answer
    x = 504,344.54

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Double scale
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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.