Home / 711,224.44-1,066,942.74-261,910.76

Finding the Fourth Proportional to 711,224.44, 1,066,942.74 and 261,910.76

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Solution

The fourth proportional to 711,224.44, 1,066,942.74 and 261,910.76 is: 392,905.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,224.44 : 1,066,942.74 = 261,910.76 : x
  2. Step 2: Convert to fraction form
    711,224.44/1,066,942.74 = 261,910.76/x
  3. Step 3: Cross multiply
    711,224.44x = 1,066,942.74 × 261,910.76
  4. Step 4: Simplify right side
    711,224.44x = 279,443,783,909.88
  5. Step 5: Solve for x
    x = 279,443,783,909.88/711,224.44
  6. Step 6: Final answer
    x = 392,905.20

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1.5x scale

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.