Home / 1,170,164.80-1,755,247.20-540,308.80

Finding the Fourth Proportional to 1,170,164.80, 1,755,247.20 and 540,308.80

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Solution

The fourth proportional to 1,170,164.80, 1,755,247.20 and 540,308.80 is: 810,463.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,164.80 : 1,755,247.20 = 540,308.80 : x
  2. Step 2: Convert to fraction form
    1,170,164.80/1,755,247.20 = 540,308.80/x
  3. Step 3: Cross multiply
    1,170,164.80x = 1,755,247.20 × 540,308.80
  4. Step 4: Simplify right side
    1,170,164.80x = 948,375,508,335.36
  5. Step 5: Solve for x
    x = 948,375,508,335.36/1,170,164.80
  6. Step 6: Final answer
    x = 810,463.20

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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.