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Finding the Fourth Proportional to 325,668.71, 449,417.88 and 182,433.87

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Solution

The fourth proportional to 325,668.71, 449,417.88 and 182,433.87 is: 251,755.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,668.71 : 449,417.88 = 182,433.87 : x
  2. Step 2: Convert to fraction form
    325,668.71/449,417.88 = 182,433.87/x
  3. Step 3: Cross multiply
    325,668.71x = 449,417.88 × 182,433.87
  4. Step 4: Simplify right side
    325,668.71x = 81,989,044,780.91
  5. Step 5: Solve for x
    x = 81,989,044,780.91/325,668.71
  6. Step 6: Final answer
    x = 251,755.98

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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.