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Finding the Fourth Proportional to 246,048.30, 369,072.45 and 214,944.30

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Solution

The fourth proportional to 246,048.30, 369,072.45 and 214,944.30 is: 322,416.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,048.30 : 369,072.45 = 214,944.30 : x
  2. Step 2: Convert to fraction form
    246,048.30/369,072.45 = 214,944.30/x
  3. Step 3: Cross multiply
    246,048.30x = 369,072.45 × 214,944.30
  4. Step 4: Simplify right side
    246,048.30x = 79,330,019,414.54
  5. Step 5: Solve for x
    x = 79,330,019,414.54/246,048.30
  6. Step 6: Final answer
    x = 322,416.45

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1.5x scale

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.