Home / 366,848.20-550,272.30-209,384.20

Finding the Fourth Proportional to 366,848.20, 550,272.30 and 209,384.20

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Solution

The fourth proportional to 366,848.20, 550,272.30 and 209,384.20 is: 314,076.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,848.20 : 550,272.30 = 209,384.20 : x
  2. Step 2: Convert to fraction form
    366,848.20/550,272.30 = 209,384.20/x
  3. Step 3: Cross multiply
    366,848.20x = 550,272.30 × 209,384.20
  4. Step 4: Simplify right side
    366,848.20x = 115,218,325,317.66
  5. Step 5: Solve for x
    x = 115,218,325,317.66/366,848.20
  6. Step 6: Final answer
    x = 314,076.30

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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.