Home / 277,815.24-383,385.10-150,490.86

Finding the Fourth Proportional to 277,815.24, 383,385.10 and 150,490.86

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Solution

The fourth proportional to 277,815.24, 383,385.10 and 150,490.86 is: 207,677.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,815.24 : 383,385.10 = 150,490.86 : x
  2. Step 2: Convert to fraction form
    277,815.24/383,385.10 = 150,490.86/x
  3. Step 3: Cross multiply
    277,815.24x = 383,385.10 × 150,490.86
  4. Step 4: Simplify right side
    277,815.24x = 57,695,953,410.19
  5. Step 5: Solve for x
    x = 57,695,953,410.19/277,815.24
  6. Step 6: Final answer
    x = 207,677.42

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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.