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Finding the Fourth Proportional to 386,846.96, 580,449.24 and 176,549.36

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Solution

The fourth proportional to 386,846.96, 580,449.24 and 176,549.36 is: 264,905.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,846.96 : 580,449.24 = 176,549.36 : x
  2. Step 2: Convert to fraction form
    386,846.96/580,449.24 = 176,549.36/x
  3. Step 3: Cross multiply
    386,846.96x = 580,449.24 × 176,549.36
  4. Step 4: Simplify right side
    386,846.96x = 102,477,941,834.49
  5. Step 5: Solve for x
    x = 102,477,941,834.49/386,846.96
  6. Step 6: Final answer
    x = 264,905.64

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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.