Home / 495,404.48-683,662.20-269,051.60

Finding the Fourth Proportional to 495,404.48, 683,662.20 and 269,051.60

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Solution

The fourth proportional to 495,404.48, 683,662.20 and 269,051.60 is: 371,293.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,404.48 : 683,662.20 = 269,051.60 : x
  2. Step 2: Convert to fraction form
    495,404.48/683,662.20 = 269,051.60/x
  3. Step 3: Cross multiply
    495,404.48x = 683,662.20 × 269,051.60
  4. Step 4: Simplify right side
    495,404.48x = 183,940,408,769.52
  5. Step 5: Solve for x
    x = 183,940,408,769.52/495,404.48
  6. Step 6: Final answer
    x = 371,293.39

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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.