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Finding the Fourth Proportional to 366,920.55, 550,380.83 and 334,261.35

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Solution

The fourth proportional to 366,920.55, 550,380.83 and 334,261.35 is: 501,392.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,920.55 : 550,380.83 = 334,261.35 : x
  2. Step 2: Convert to fraction form
    366,920.55/550,380.83 = 334,261.35/x
  3. Step 3: Cross multiply
    366,920.55x = 550,380.83 × 334,261.35
  4. Step 4: Simplify right side
    366,920.55x = 183,971,037,578.61
  5. Step 5: Solve for x
    x = 183,971,037,578.61/366,920.55
  6. Step 6: Final answer
    x = 501,392.03

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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.