Home / 495,056.06-683,178.68-268,701.56

Finding the Fourth Proportional to 495,056.06, 683,178.68 and 268,701.56

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Solution

The fourth proportional to 495,056.06, 683,178.68 and 268,701.56 is: 370,808.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,056.06 : 683,178.68 = 268,701.56 : x
  2. Step 2: Convert to fraction form
    495,056.06/683,178.68 = 268,701.56/x
  3. Step 3: Cross multiply
    495,056.06x = 683,178.68 × 268,701.56
  4. Step 4: Simplify right side
    495,056.06x = 183,571,177,074.74
  5. Step 5: Solve for x
    x = 183,571,177,074.74/495,056.06
  6. Step 6: Final answer
    x = 370,808.87

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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.