Home / 605,006.40-834,936.64-336,751.68

Finding the Fourth Proportional to 605,006.40, 834,936.64 and 336,751.68

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Solution

The fourth proportional to 605,006.40, 834,936.64 and 336,751.68 is: 464,732.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,006.40 : 834,936.64 = 336,751.68 : x
  2. Step 2: Convert to fraction form
    605,006.40/834,936.64 = 336,751.68/x
  3. Step 3: Cross multiply
    605,006.40x = 834,936.64 × 336,751.68
  4. Step 4: Simplify right side
    605,006.40x = 281,166,316,213.56
  5. Step 5: Solve for x
    x = 281,166,316,213.56/605,006.40
  6. Step 6: Final answer
    x = 464,732.80

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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.