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Finding the Fourth Proportional to 366,848.20, 550,272.30 and 252,686.80

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Solution

The fourth proportional to 366,848.20, 550,272.30 and 252,686.80 is: 379,030.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,848.20 : 550,272.30 = 252,686.80 : x
  2. Step 2: Convert to fraction form
    366,848.20/550,272.30 = 252,686.80/x
  3. Step 3: Cross multiply
    366,848.20x = 550,272.30 × 252,686.80
  4. Step 4: Simplify right side
    366,848.20x = 139,046,546,615.64
  5. Step 5: Solve for x
    x = 139,046,546,615.64/366,848.20
  6. Step 6: Final answer
    x = 379,030.20

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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.