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Finding the Fourth Proportional to 295,405.15, 443,252.31 and 183,055.31

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Solution

The fourth proportional to 295,405.15, 443,252.31 and 183,055.31 is: 274,672.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,405.15 : 443,252.31 = 183,055.31 : x
  2. Step 2: Convert to fraction form
    295,405.15/443,252.31 = 183,055.31/x
  3. Step 3: Cross multiply
    295,405.15x = 443,252.31 × 183,055.31
  4. Step 4: Simplify right side
    295,405.15x = 81,139,689,015.27
  5. Step 5: Solve for x
    x = 81,139,689,015.27/295,405.15
  6. Step 6: Final answer
    x = 274,672.56

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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.