Home / 902,005.08-1,353,452.22-422,265.41

Finding the Fourth Proportional to 902,005.08, 1,353,452.22 and 422,265.41

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Solution

The fourth proportional to 902,005.08, 1,353,452.22 and 422,265.41 is: 633,606.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,005.08 : 1,353,452.22 = 422,265.41 : x
  2. Step 2: Convert to fraction form
    902,005.08/1,353,452.22 = 422,265.41/x
  3. Step 3: Cross multiply
    902,005.08x = 1,353,452.22 × 422,265.41
  4. Step 4: Simplify right side
    902,005.08x = 571,516,056,593.71
  5. Step 5: Solve for x
    x = 571,516,056,593.71/902,005.08
  6. Step 6: Final answer
    x = 633,606.25

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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.