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Finding the Fourth Proportional to 633,250.63, 873,891.03 and 375,142.26

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Solution

The fourth proportional to 633,250.63, 873,891.03 and 375,142.26 is: 517,699.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,250.63 : 873,891.03 = 375,142.26 : x
  2. Step 2: Convert to fraction form
    633,250.63/873,891.03 = 375,142.26/x
  3. Step 3: Cross multiply
    633,250.63x = 873,891.03 × 375,142.26
  4. Step 4: Simplify right side
    633,250.63x = 327,833,453,645.99
  5. Step 5: Solve for x
    x = 327,833,453,645.99/633,250.63
  6. Step 6: Final answer
    x = 517,699.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.