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Finding the Fourth Proportional to 469,719.64, 704,571.20 and 325,492.46

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Solution

The fourth proportional to 469,719.64, 704,571.20 and 325,492.46 is: 488,232.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,719.64 : 704,571.20 = 325,492.46 : x
  2. Step 2: Convert to fraction form
    469,719.64/704,571.20 = 325,492.46/x
  3. Step 3: Cross multiply
    469,719.64x = 704,571.20 × 325,492.46
  4. Step 4: Simplify right side
    469,719.64x = 229,332,613,133.15
  5. Step 5: Solve for x
    x = 229,332,613,133.15/469,719.64
  6. Step 6: Final answer
    x = 488,232.97

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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.