Home / 345,289.43-476,572.94-232,046.57

Finding the Fourth Proportional to 345,289.43, 476,572.94 and 232,046.57

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Solution

The fourth proportional to 345,289.43, 476,572.94 and 232,046.57 is: 320,273.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,289.43 : 476,572.94 = 232,046.57 : x
  2. Step 2: Convert to fraction form
    345,289.43/476,572.94 = 232,046.57/x
  3. Step 3: Cross multiply
    345,289.43x = 476,572.94 × 232,046.57
  4. Step 4: Simplify right side
    345,289.43x = 110,587,112,538.72
  5. Step 5: Solve for x
    x = 110,587,112,538.72/345,289.43
  6. Step 6: Final answer
    x = 320,273.67

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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.