Home / 534,919.82-738,265.01-331,036.45

Finding the Fourth Proportional to 534,919.82, 738,265.01 and 331,036.45

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Solution

The fourth proportional to 534,919.82, 738,265.01 and 331,036.45 is: 456,877.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,919.82 : 738,265.01 = 331,036.45 : x
  2. Step 2: Convert to fraction form
    534,919.82/738,265.01 = 331,036.45/x
  3. Step 3: Cross multiply
    534,919.82x = 738,265.01 × 331,036.45
  4. Step 4: Simplify right side
    534,919.82x = 244,392,624,568.77
  5. Step 5: Solve for x
    x = 244,392,624,568.77/534,919.82
  6. Step 6: Final answer
    x = 456,877.12

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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.