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Finding the Fourth Proportional to 284,063.40, 391,842.18 and 182,052.63

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Solution

The fourth proportional to 284,063.40, 391,842.18 and 182,052.63 is: 251,126.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,063.40 : 391,842.18 = 182,052.63 : x
  2. Step 2: Convert to fraction form
    284,063.40/391,842.18 = 182,052.63/x
  3. Step 3: Cross multiply
    284,063.40x = 391,842.18 × 182,052.63
  4. Step 4: Simplify right side
    284,063.40x = 71,335,899,413.93
  5. Step 5: Solve for x
    x = 71,335,899,413.93/284,063.40
  6. Step 6: Final answer
    x = 251,126.68

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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.