Home / 961,202.16-1,441,836.72-330,111.36

Finding the Fourth Proportional to 961,202.16, 1,441,836.72 and 330,111.36

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Solution

The fourth proportional to 961,202.16, 1,441,836.72 and 330,111.36 is: 495,178.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,202.16 : 1,441,836.72 = 330,111.36 : x
  2. Step 2: Convert to fraction form
    961,202.16/1,441,836.72 = 330,111.36/x
  3. Step 3: Cross multiply
    961,202.16x = 1,441,836.72 × 330,111.36
  4. Step 4: Simplify right side
    961,202.16x = 475,966,680,537.14
  5. Step 5: Solve for x
    x = 475,966,680,537.14/961,202.16
  6. Step 6: Final answer
    x = 495,178.54

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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.