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Finding the Fourth Proportional to 1,672,224, 2,508,752.64 and 490,272

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Solution

The fourth proportional to 1,672,224, 2,508,752.64 and 490,272 is: 735,530.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,672,224 : 2,508,752.64 = 490,272 : x
  2. Step 2: Convert to fraction form
    1,672,224/2,508,752.64 = 490,272/x
  3. Step 3: Cross multiply
    1,672,224x = 2,508,752.64 × 490,272
  4. Step 4: Simplify right side
    1,672,224x = 1,229,971,174,318.08
  5. Step 5: Solve for x
    x = 1,229,971,174,318.08/1,672,224
  6. Step 6: Final answer
    x = 735,530.15

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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.