Home / 495,946.56-743,499.45-196,638.60

Finding the Fourth Proportional to 495,946.56, 743,499.45 and 196,638.60

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Solution

The fourth proportional to 495,946.56, 743,499.45 and 196,638.60 is: 294,791.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,946.56 : 743,499.45 = 196,638.60 : x
  2. Step 2: Convert to fraction form
    495,946.56/743,499.45 = 196,638.60/x
  3. Step 3: Cross multiply
    495,946.56x = 743,499.45 × 196,638.60
  4. Step 4: Simplify right side
    495,946.56x = 146,200,690,948.77
  5. Step 5: Solve for x
    x = 146,200,690,948.77/495,946.56
  6. Step 6: Final answer
    x = 294,791.22

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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.