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Finding the Fourth Proportional to 325,859.50, 449,712.73 and 180,710.74

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Solution

The fourth proportional to 325,859.50, 449,712.73 and 180,710.74 is: 249,395.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,859.50 : 449,712.73 = 180,710.74 : x
  2. Step 2: Convert to fraction form
    325,859.50/449,712.73 = 180,710.74/x
  3. Step 3: Cross multiply
    325,859.50x = 449,712.73 × 180,710.74
  4. Step 4: Simplify right side
    325,859.50x = 81,267,918,484.12
  5. Step 5: Solve for x
    x = 81,267,918,484.12/325,859.50
  6. Step 6: Final answer
    x = 249,395.58

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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.