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Finding the Fourth Proportional to 246,329.31, 339,936.93 and 144,415.11

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Solution

The fourth proportional to 246,329.31, 339,936.93 and 144,415.11 is: 199,294.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,329.31 : 339,936.93 = 144,415.11 : x
  2. Step 2: Convert to fraction form
    246,329.31/339,936.93 = 144,415.11/x
  3. Step 3: Cross multiply
    246,329.31x = 339,936.93 × 144,415.11
  4. Step 4: Simplify right side
    246,329.31x = 49,092,029,139.01
  5. Step 5: Solve for x
    x = 49,092,029,139.01/246,329.31
  6. Step 6: Final answer
    x = 199,294.31

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1.5x scale

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.