Home / 495,610.28-683,945.46-269,255.72

Finding the Fourth Proportional to 495,610.28, 683,945.46 and 269,255.72

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Solution

The fourth proportional to 495,610.28, 683,945.46 and 269,255.72 is: 371,574.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,610.28 : 683,945.46 = 269,255.72 : x
  2. Step 2: Convert to fraction form
    495,610.28/683,945.46 = 269,255.72/x
  3. Step 3: Cross multiply
    495,610.28x = 683,945.46 × 269,255.72
  4. Step 4: Simplify right side
    495,610.28x = 184,156,227,273.03
  5. Step 5: Solve for x
    x = 184,156,227,273.03/495,610.28
  6. Step 6: Final answer
    x = 371,574.67

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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.