Home / 349,876.20-524,879.10-113,226.60

Finding the Fourth Proportional to 349,876.20, 524,879.10 and 113,226.60

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Solution

The fourth proportional to 349,876.20, 524,879.10 and 113,226.60 is: 169,860.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,876.20 : 524,879.10 = 113,226.60 : x
  2. Step 2: Convert to fraction form
    349,876.20/524,879.10 = 113,226.60/x
  3. Step 3: Cross multiply
    349,876.20x = 524,879.10 × 113,226.60
  4. Step 4: Simplify right side
    349,876.20x = 59,430,275,904.06
  5. Step 5: Solve for x
    x = 59,430,275,904.06/349,876.20
  6. Step 6: Final answer
    x = 169,860.87

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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.