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Finding the Fourth Proportional to 366,902.55, 550,353.83 and 334,243.35

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Solution

The fourth proportional to 366,902.55, 550,353.83 and 334,243.35 is: 501,365.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,902.55 : 550,353.83 = 334,243.35 : x
  2. Step 2: Convert to fraction form
    366,902.55/550,353.83 = 334,243.35/x
  3. Step 3: Cross multiply
    366,902.55x = 550,353.83 × 334,243.35
  4. Step 4: Simplify right side
    366,902.55x = 183,952,106,153.31
  5. Step 5: Solve for x
    x = 183,952,106,153.31/366,902.55
  6. Step 6: Final answer
    x = 501,365.03

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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.