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Finding the Fourth Proportional to 608,833.28, 840,168.24 and 336,896.48

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Solution

The fourth proportional to 608,833.28, 840,168.24 and 336,896.48 is: 464,905.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,833.28 : 840,168.24 = 336,896.48 : x
  2. Step 2: Convert to fraction form
    608,833.28/840,168.24 = 336,896.48/x
  3. Step 3: Cross multiply
    608,833.28x = 840,168.24 × 336,896.48
  4. Step 4: Simplify right side
    608,833.28x = 283,049,722,663.80
  5. Step 5: Solve for x
    x = 283,049,722,663.80/608,833.28
  6. Step 6: Final answer
    x = 464,905.14

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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.