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Finding the Fourth Proportional to 456,242.37, 629,618.54 and 252,307.01

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Solution

The fourth proportional to 456,242.37, 629,618.54 and 252,307.01 is: 348,185.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,242.37 : 629,618.54 = 252,307.01 : x
  2. Step 2: Convert to fraction form
    456,242.37/629,618.54 = 252,307.01/x
  3. Step 3: Cross multiply
    456,242.37x = 629,618.54 × 252,307.01
  4. Step 4: Simplify right side
    456,242.37x = 158,857,168,119.87
  5. Step 5: Solve for x
    x = 158,857,168,119.87/456,242.37
  6. Step 6: Final answer
    x = 348,185.92

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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.