Home / 277,760.16-383,310-150,435.36

Finding the Fourth Proportional to 277,760.16, 383,310 and 150,435.36

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Solution

The fourth proportional to 277,760.16, 383,310 and 150,435.36 is: 207,601.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,760.16 : 383,310 = 150,435.36 : x
  2. Step 2: Convert to fraction form
    277,760.16/383,310 = 150,435.36/x
  3. Step 3: Cross multiply
    277,760.16x = 383,310 × 150,435.36
  4. Step 4: Simplify right side
    277,760.16x = 57,663,377,841.60
  5. Step 5: Solve for x
    x = 57,663,377,841.60/277,760.16
  6. Step 6: Final answer
    x = 207,601.33

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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.