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Finding the Fourth Proportional to 615,366, 849,234.24 and 347,094

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Solution

The fourth proportional to 615,366, 849,234.24 and 347,094 is: 479,006.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,366 : 849,234.24 = 347,094 : x
  2. Step 2: Convert to fraction form
    615,366/849,234.24 = 347,094/x
  3. Step 3: Cross multiply
    615,366x = 849,234.24 × 347,094
  4. Step 4: Simplify right side
    615,366x = 294,764,109,298.56
  5. Step 5: Solve for x
    x = 294,764,109,298.56/615,366
  6. Step 6: Final answer
    x = 479,006.17

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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.