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Finding the Fourth Proportional to 440,108.40, 660,381.30 and 173,877.60

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Solution

The fourth proportional to 440,108.40, 660,381.30 and 173,877.60 is: 260,902.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,108.40 : 660,381.30 = 173,877.60 : x
  2. Step 2: Convert to fraction form
    440,108.40/660,381.30 = 173,877.60/x
  3. Step 3: Cross multiply
    440,108.40x = 660,381.30 × 173,877.60
  4. Step 4: Simplify right side
    440,108.40x = 114,825,515,528.88
  5. Step 5: Solve for x
    x = 114,825,515,528.88/440,108.40
  6. Step 6: Final answer
    x = 260,902.80

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.