Home / 366,917.40-550,376.10-247,343.18

Finding the Fourth Proportional to 366,917.40, 550,376.10 and 247,343.18

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Solution

The fourth proportional to 366,917.40, 550,376.10 and 247,343.18 is: 371,014.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,917.40 : 550,376.10 = 247,343.18 : x
  2. Step 2: Convert to fraction form
    366,917.40/550,376.10 = 247,343.18/x
  3. Step 3: Cross multiply
    366,917.40x = 550,376.10 × 247,343.18
  4. Step 4: Simplify right side
    366,917.40x = 136,131,772,018.12
  5. Step 5: Solve for x
    x = 136,131,772,018.12/366,917.40
  6. Step 6: Final answer
    x = 371,014.76

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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.