Home / 902,002.08-1,353,447.72-422,262.41

Finding the Fourth Proportional to 902,002.08, 1,353,447.72 and 422,262.41

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Solution

The fourth proportional to 902,002.08, 1,353,447.72 and 422,262.41 is: 633,601.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,002.08 : 1,353,447.72 = 422,262.41 : x
  2. Step 2: Convert to fraction form
    902,002.08/1,353,447.72 = 422,262.41/x
  3. Step 3: Cross multiply
    902,002.08x = 1,353,447.72 × 422,262.41
  4. Step 4: Simplify right side
    902,002.08x = 571,510,089,288.97
  5. Step 5: Solve for x
    x = 571,510,089,288.97/902,002.08
  6. Step 6: Final answer
    x = 633,601.74

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1.5x scale

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.