Home / 325,561.36-449,430.24-216,846.52

Finding the Fourth Proportional to 325,561.36, 449,430.24 and 216,846.52

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Solution

The fourth proportional to 325,561.36, 449,430.24 and 216,846.52 is: 299,351.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,561.36 : 449,430.24 = 216,846.52 : x
  2. Step 2: Convert to fraction form
    325,561.36/449,430.24 = 216,846.52/x
  3. Step 3: Cross multiply
    325,561.36x = 449,430.24 × 216,846.52
  4. Step 4: Simplify right side
    325,561.36x = 97,457,383,526.76
  5. Step 5: Solve for x
    x = 97,457,383,526.76/325,561.36
  6. Step 6: Final answer
    x = 299,351.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.