Home / 495,131.68-683,281.04-268,777.20

Finding the Fourth Proportional to 495,131.68, 683,281.04 and 268,777.20

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Solution

The fourth proportional to 495,131.68, 683,281.04 and 268,777.20 is: 370,912.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,131.68 : 683,281.04 = 268,777.20 : x
  2. Step 2: Convert to fraction form
    495,131.68/683,281.04 = 268,777.20/x
  3. Step 3: Cross multiply
    495,131.68x = 683,281.04 × 268,777.20
  4. Step 4: Simplify right side
    495,131.68x = 183,650,364,744.29
  5. Step 5: Solve for x
    x = 183,650,364,744.29/495,131.68
  6. Step 6: Final answer
    x = 370,912.17

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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.