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Finding the Fourth Proportional to 316,601.75, 436,910.46 and 182,465.75

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Solution

The fourth proportional to 316,601.75, 436,910.46 and 182,465.75 is: 251,802.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,601.75 : 436,910.46 = 182,465.75 : x
  2. Step 2: Convert to fraction form
    316,601.75/436,910.46 = 182,465.75/x
  3. Step 3: Cross multiply
    316,601.75x = 436,910.46 × 182,465.75
  4. Step 4: Simplify right side
    316,601.75x = 79,721,194,766.75
  5. Step 5: Solve for x
    x = 79,721,194,766.75/316,601.75
  6. Step 6: Final answer
    x = 251,802.76

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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.