Home / 348,085.09-480,264.82-200,872.65

Finding the Fourth Proportional to 348,085.09, 480,264.82 and 200,872.65

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Solution

The fourth proportional to 348,085.09, 480,264.82 and 200,872.65 is: 277,150.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,085.09 : 480,264.82 = 200,872.65 : x
  2. Step 2: Convert to fraction form
    348,085.09/480,264.82 = 200,872.65/x
  3. Step 3: Cross multiply
    348,085.09x = 480,264.82 × 200,872.65
  4. Step 4: Simplify right side
    348,085.09x = 96,472,066,592.99
  5. Step 5: Solve for x
    x = 96,472,066,592.99/348,085.09
  6. Step 6: Final answer
    x = 277,150.82

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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.