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Finding the Fourth Proportional to 246,696.84, 340,447.86 and 151,256.16

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Solution

The fourth proportional to 246,696.84, 340,447.86 and 151,256.16 is: 208,737.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,696.84 : 340,447.86 = 151,256.16 : x
  2. Step 2: Convert to fraction form
    246,696.84/340,447.86 = 151,256.16/x
  3. Step 3: Cross multiply
    246,696.84x = 340,447.86 × 151,256.16
  4. Step 4: Simplify right side
    246,696.84x = 51,494,835,983.82
  5. Step 5: Solve for x
    x = 51,494,835,983.82/246,696.84
  6. Step 6: Final answer
    x = 208,737.31

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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.