Home / 756,051.20-1,134,076.80-504,108.80

Finding the Fourth Proportional to 756,051.20, 1,134,076.80 and 504,108.80

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Solution

The fourth proportional to 756,051.20, 1,134,076.80 and 504,108.80 is: 756,163.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,051.20 : 1,134,076.80 = 504,108.80 : x
  2. Step 2: Convert to fraction form
    756,051.20/1,134,076.80 = 504,108.80/x
  3. Step 3: Cross multiply
    756,051.20x = 1,134,076.80 × 504,108.80
  4. Step 4: Simplify right side
    756,051.20x = 571,698,094,755.84
  5. Step 5: Solve for x
    x = 571,698,094,755.84/756,051.20
  6. Step 6: Final answer
    x = 756,163.20

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Double scale
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Similar ratio
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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.