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Finding the Fourth Proportional to 331,776.81, 457,852.23 and 180,873.81

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Solution

The fourth proportional to 331,776.81, 457,852.23 and 180,873.81 is: 249,605.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,776.81 : 457,852.23 = 180,873.81 : x
  2. Step 2: Convert to fraction form
    331,776.81/457,852.23 = 180,873.81/x
  3. Step 3: Cross multiply
    331,776.81x = 457,852.23 × 180,873.81
  4. Step 4: Simplify right side
    331,776.81x = 82,813,477,257.10
  5. Step 5: Solve for x
    x = 82,813,477,257.10/331,776.81
  6. Step 6: Final answer
    x = 249,605.98

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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.