Home / 247,948.86-342,334.20-190,485.84

Finding the Fourth Proportional to 247,948.86, 342,334.20 and 190,485.84

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Solution

The fourth proportional to 247,948.86, 342,334.20 and 190,485.84 is: 262,997.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,948.86 : 342,334.20 = 190,485.84 : x
  2. Step 2: Convert to fraction form
    247,948.86/342,334.20 = 190,485.84/x
  3. Step 3: Cross multiply
    247,948.86x = 342,334.20 × 190,485.84
  4. Step 4: Simplify right side
    247,948.86x = 65,209,817,647.73
  5. Step 5: Solve for x
    x = 65,209,817,647.73/247,948.86
  6. Step 6: Final answer
    x = 262,997.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.