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Finding the Fourth Proportional to 246,334, 369,556.28 and 77,864.12

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Solution

The fourth proportional to 246,334, 369,556.28 and 77,864.12 is: 116,813.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,334 : 369,556.28 = 77,864.12 : x
  2. Step 2: Convert to fraction form
    246,334/369,556.28 = 77,864.12/x
  3. Step 3: Cross multiply
    246,334x = 369,556.28 × 77,864.12
  4. Step 4: Simplify right side
    246,334x = 28,775,174,532.67
  5. Step 5: Solve for x
    x = 28,775,174,532.67/246,334
  6. Step 6: Final answer
    x = 116,813.65

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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.