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Finding the Fourth Proportional to 602,211.94, 831,052.49 and 333,939.94

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Solution

The fourth proportional to 602,211.94, 831,052.49 and 333,939.94 is: 460,837.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,211.94 : 831,052.49 = 333,939.94 : x
  2. Step 2: Convert to fraction form
    602,211.94/831,052.49 = 333,939.94/x
  3. Step 3: Cross multiply
    602,211.94x = 831,052.49 × 333,939.94
  4. Step 4: Simplify right side
    602,211.94x = 277,521,614,900.12
  5. Step 5: Solve for x
    x = 277,521,614,900.12/602,211.94
  6. Step 6: Final answer
    x = 460,837.12

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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.