Home / 440,234.40-660,570.30-174,003.60

Finding the Fourth Proportional to 440,234.40, 660,570.30 and 174,003.60

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Solution

The fourth proportional to 440,234.40, 660,570.30 and 174,003.60 is: 261,091.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,234.40 : 660,570.30 = 174,003.60 : x
  2. Step 2: Convert to fraction form
    440,234.40/660,570.30 = 174,003.60/x
  3. Step 3: Cross multiply
    440,234.40x = 660,570.30 × 174,003.60
  4. Step 4: Simplify right side
    440,234.40x = 114,941,610,253.08
  5. Step 5: Solve for x
    x = 114,941,610,253.08/440,234.40
  6. Step 6: Final answer
    x = 261,091.84

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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.