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Finding the Fourth Proportional to 314,181.18, 433,579.16 and 170,950.43

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Solution

The fourth proportional to 314,181.18, 433,579.16 and 170,950.43 is: 235,916.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,181.18 : 433,579.16 = 170,950.43 : x
  2. Step 2: Convert to fraction form
    314,181.18/433,579.16 = 170,950.43/x
  3. Step 3: Cross multiply
    314,181.18x = 433,579.16 × 170,950.43
  4. Step 4: Simplify right side
    314,181.18x = 74,120,545,352.36
  5. Step 5: Solve for x
    x = 74,120,545,352.36/314,181.18
  6. Step 6: Final answer
    x = 235,916.57

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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.