Home / 348,004.71-480,286.35-195,084.21

Finding the Fourth Proportional to 348,004.71, 480,286.35 and 195,084.21

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Solution

The fourth proportional to 348,004.71, 480,286.35 and 195,084.21 is: 269,238.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,004.71 : 480,286.35 = 195,084.21 : x
  2. Step 2: Convert to fraction form
    348,004.71/480,286.35 = 195,084.21/x
  3. Step 3: Cross multiply
    348,004.71x = 480,286.35 × 195,084.21
  4. Step 4: Simplify right side
    348,004.71x = 93,696,283,163.53
  5. Step 5: Solve for x
    x = 93,696,283,163.53/348,004.71
  6. Step 6: Final answer
    x = 269,238.55

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1.5x scale

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.