Home / 495,650.55-683,989.33-269,294.43

Finding the Fourth Proportional to 495,650.55, 683,989.33 and 269,294.43

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Solution

The fourth proportional to 495,650.55, 683,989.33 and 269,294.43 is: 371,621.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,650.55 : 683,989.33 = 269,294.43 : x
  2. Step 2: Convert to fraction form
    495,650.55/683,989.33 = 269,294.43/x
  3. Step 3: Cross multiply
    495,650.55x = 683,989.33 × 269,294.43
  4. Step 4: Simplify right side
    495,650.55x = 184,194,516,748.43
  5. Step 5: Solve for x
    x = 184,194,516,748.43/495,650.55
  6. Step 6: Final answer
    x = 371,621.73

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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.