Home / 348,009.02-480,286.14-195,073.18

Finding the Fourth Proportional to 348,009.02, 480,286.14 and 195,073.18

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Solution

The fourth proportional to 348,009.02, 480,286.14 and 195,073.18 is: 269,219.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,009.02 : 480,286.14 = 195,073.18 : x
  2. Step 2: Convert to fraction form
    348,009.02/480,286.14 = 195,073.18/x
  3. Step 3: Cross multiply
    348,009.02x = 480,286.14 × 195,073.18
  4. Step 4: Simplify right side
    348,009.02x = 93,690,944,639.73
  5. Step 5: Solve for x
    x = 93,690,944,639.73/348,009.02
  6. Step 6: Final answer
    x = 269,219.87

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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.