Home / 902,840.72-1,353,867.38-341,481.56

Finding the Fourth Proportional to 902,840.72, 1,353,867.38 and 341,481.56

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Solution

The fourth proportional to 902,840.72, 1,353,867.38 and 341,481.56 is: 512,073.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,840.72 : 1,353,867.38 = 341,481.56 : x
  2. Step 2: Convert to fraction form
    902,840.72/1,353,867.38 = 341,481.56/x
  3. Step 3: Cross multiply
    902,840.72x = 1,353,867.38 × 341,481.56
  4. Step 4: Simplify right side
    902,840.72x = 462,320,746,632.77
  5. Step 5: Solve for x
    x = 462,320,746,632.77/902,840.72
  6. Step 6: Final answer
    x = 512,073.43

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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.