Home / 930,952.28-1,396,537.75-331,998.58

Finding the Fourth Proportional to 930,952.28, 1,396,537.75 and 331,998.58

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Solution

The fourth proportional to 930,952.28, 1,396,537.75 and 331,998.58 is: 498,036.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,952.28 : 1,396,537.75 = 331,998.58 : x
  2. Step 2: Convert to fraction form
    930,952.28/1,396,537.75 = 331,998.58/x
  3. Step 3: Cross multiply
    930,952.28x = 1,396,537.75 × 331,998.58
  4. Step 4: Simplify right side
    930,952.28x = 463,648,549,916.40
  5. Step 5: Solve for x
    x = 463,648,549,916.40/930,952.28
  6. Step 6: Final answer
    x = 498,036.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.