Home / 1,631.76-2,448.60-606.48

Finding the Fourth Proportional to 1,631.76, 2,448.60 and 606.48

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Solution

The fourth proportional to 1,631.76, 2,448.60 and 606.48 is: 910.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,631.76 : 2,448.60 = 606.48 : x
  2. Step 2: Convert to fraction form
    1,631.76/2,448.60 = 606.48/x
  3. Step 3: Cross multiply
    1,631.76x = 2,448.60 × 606.48
  4. Step 4: Simplify right side
    1,631.76x = 1,485,026.93
  5. Step 5: Solve for x
    x = 1,485,026.93/1,631.76
  6. Step 6: Final answer
    x = 910.08

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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.