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Finding the Fourth Proportional to 346,887.99, 520,221.24 and 110,175.30

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Solution

The fourth proportional to 346,887.99, 520,221.24 and 110,175.30 is: 165,227.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,887.99 : 520,221.24 = 110,175.30 : x
  2. Step 2: Convert to fraction form
    346,887.99/520,221.24 = 110,175.30/x
  3. Step 3: Cross multiply
    346,887.99x = 520,221.24 × 110,175.30
  4. Step 4: Simplify right side
    346,887.99x = 57,315,531,183.37
  5. Step 5: Solve for x
    x = 57,315,531,183.37/346,887.99
  6. Step 6: Final answer
    x = 165,227.78

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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.