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Finding the Fourth Proportional to 323,712.54, 446,746.95 and 187,792.92

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Solution

The fourth proportional to 323,712.54, 446,746.95 and 187,792.92 is: 259,167.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,712.54 : 446,746.95 = 187,792.92 : x
  2. Step 2: Convert to fraction form
    323,712.54/446,746.95 = 187,792.92/x
  3. Step 3: Cross multiply
    323,712.54x = 446,746.95 × 187,792.92
  4. Step 4: Simplify right side
    323,712.54x = 83,895,914,241.59
  5. Step 5: Solve for x
    x = 83,895,914,241.59/323,712.54
  6. Step 6: Final answer
    x = 259,167.95

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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.