Home / 495,888.28-743,396.38-196,579.10

Finding the Fourth Proportional to 495,888.28, 743,396.38 and 196,579.10

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Solution

The fourth proportional to 495,888.28, 743,396.38 and 196,579.10 is: 294,695.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,888.28 : 743,396.38 = 196,579.10 : x
  2. Step 2: Convert to fraction form
    495,888.28/743,396.38 = 196,579.10/x
  3. Step 3: Cross multiply
    495,888.28x = 743,396.38 × 196,579.10
  4. Step 4: Simplify right side
    495,888.28x = 146,136,191,323.66
  5. Step 5: Solve for x
    x = 146,136,191,323.66/495,888.28
  6. Step 6: Final answer
    x = 294,695.80

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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.