Home / 277,772.24-383,324.52-155,264.48

Finding the Fourth Proportional to 277,772.24, 383,324.52 and 155,264.48

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Solution

The fourth proportional to 277,772.24, 383,324.52 and 155,264.48 is: 214,264.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,772.24 : 383,324.52 = 155,264.48 : x
  2. Step 2: Convert to fraction form
    277,772.24/383,324.52 = 155,264.48/x
  3. Step 3: Cross multiply
    277,772.24x = 383,324.52 × 155,264.48
  4. Step 4: Simplify right side
    277,772.24x = 59,516,682,269.05
  5. Step 5: Solve for x
    x = 59,516,682,269.05/277,772.24
  6. Step 6: Final answer
    x = 214,264.33

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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.