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Finding the Fourth Proportional to 314,662.41, 471,818.66 and 104,185.53

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Solution

The fourth proportional to 314,662.41, 471,818.66 and 104,185.53 is: 156,220.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,662.41 : 471,818.66 = 104,185.53 : x
  2. Step 2: Convert to fraction form
    314,662.41/471,818.66 = 104,185.53/x
  3. Step 3: Cross multiply
    314,662.41x = 471,818.66 × 104,185.53
  4. Step 4: Simplify right side
    314,662.41x = 49,156,676,635.06
  5. Step 5: Solve for x
    x = 49,156,676,635.06/314,662.41
  6. Step 6: Final answer
    x = 156,220.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.