Home / 535,662.29-739,225.25-293,942.75

Finding the Fourth Proportional to 535,662.29, 739,225.25 and 293,942.75

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Solution

The fourth proportional to 535,662.29, 739,225.25 and 293,942.75 is: 405,647.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,662.29 : 739,225.25 = 293,942.75 : x
  2. Step 2: Convert to fraction form
    535,662.29/739,225.25 = 293,942.75/x
  3. Step 3: Cross multiply
    535,662.29x = 739,225.25 × 293,942.75
  4. Step 4: Simplify right side
    535,662.29x = 217,289,901,283.31
  5. Step 5: Solve for x
    x = 217,289,901,283.31/535,662.29
  6. Step 6: Final answer
    x = 405,647.19

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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.