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Finding the Fourth Proportional to 608,687.82, 840,006.99 and 333,062.22

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Solution

The fourth proportional to 608,687.82, 840,006.99 and 333,062.22 is: 459,635.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,687.82 : 840,006.99 = 333,062.22 : x
  2. Step 2: Convert to fraction form
    608,687.82/840,006.99 = 333,062.22/x
  3. Step 3: Cross multiply
    608,687.82x = 840,006.99 × 333,062.22
  4. Step 4: Simplify right side
    608,687.82x = 279,774,592,904.92
  5. Step 5: Solve for x
    x = 279,774,592,904.92/608,687.82
  6. Step 6: Final answer
    x = 459,635.60

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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.