Home / 705,065.48-1,057,462.38-199,622.60

Finding the Fourth Proportional to 705,065.48, 1,057,462.38 and 199,622.60

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Solution

The fourth proportional to 705,065.48, 1,057,462.38 and 199,622.60 is: 299,395.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,065.48 : 1,057,462.38 = 199,622.60 : x
  2. Step 2: Convert to fraction form
    705,065.48/1,057,462.38 = 199,622.60/x
  3. Step 3: Cross multiply
    705,065.48x = 1,057,462.38 × 199,622.60
  4. Step 4: Simplify right side
    705,065.48x = 211,093,389,697.79
  5. Step 5: Solve for x
    x = 211,093,389,697.79/705,065.48
  6. Step 6: Final answer
    x = 299,395.44

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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.