Home / 952,089.60-1,427,137.92-320,785.28

Finding the Fourth Proportional to 952,089.60, 1,427,137.92 and 320,785.28

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Solution

The fourth proportional to 952,089.60, 1,427,137.92 and 320,785.28 is: 480,842.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    952,089.60 : 1,427,137.92 = 320,785.28 : x
  2. Step 2: Convert to fraction form
    952,089.60/1,427,137.92 = 320,785.28/x
  3. Step 3: Cross multiply
    952,089.60x = 1,427,137.92 × 320,785.28
  4. Step 4: Simplify right side
    952,089.60x = 457,804,837,265.82
  5. Step 5: Solve for x
    x = 457,804,837,265.82/952,089.60
  6. Step 6: Final answer
    x = 480,842.18

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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.