Home / 383,748.27-575,623.79-117,507.70

Finding the Fourth Proportional to 383,748.27, 575,623.79 and 117,507.70

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Solution

The fourth proportional to 383,748.27, 575,623.79 and 117,507.70 is: 176,261.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,748.27 : 575,623.79 = 117,507.70 : x
  2. Step 2: Convert to fraction form
    383,748.27/575,623.79 = 117,507.70/x
  3. Step 3: Cross multiply
    383,748.27x = 575,623.79 × 117,507.70
  4. Step 4: Simplify right side
    383,748.27x = 67,640,227,628.18
  5. Step 5: Solve for x
    x = 67,640,227,628.18/383,748.27
  6. Step 6: Final answer
    x = 176,261.97

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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.