Home / 492,840.10-739,148.64-226,344.43

Finding the Fourth Proportional to 492,840.10, 739,148.64 and 226,344.43

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Solution

The fourth proportional to 492,840.10, 739,148.64 and 226,344.43 is: 339,465.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,840.10 : 739,148.64 = 226,344.43 : x
  2. Step 2: Convert to fraction form
    492,840.10/739,148.64 = 226,344.43/x
  3. Step 3: Cross multiply
    492,840.10x = 739,148.64 × 226,344.43
  4. Step 4: Simplify right side
    492,840.10x = 167,302,177,606.08
  5. Step 5: Solve for x
    x = 167,302,177,606.08/492,840.10
  6. Step 6: Final answer
    x = 339,465.43

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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.