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Finding the Fourth Proportional to 451,753.38, 677,480.79 and 152,159.58

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Solution

The fourth proportional to 451,753.38, 677,480.79 and 152,159.58 is: 228,189.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,753.38 : 677,480.79 = 152,159.58 : x
  2. Step 2: Convert to fraction form
    451,753.38/677,480.79 = 152,159.58/x
  3. Step 3: Cross multiply
    451,753.38x = 677,480.79 × 152,159.58
  4. Step 4: Simplify right side
    451,753.38x = 103,085,192,464.47
  5. Step 5: Solve for x
    x = 103,085,192,464.47/451,753.38
  6. Step 6: Final answer
    x = 228,189.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.