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Finding the Fourth Proportional to 504,072.37, 756,114.69 and 149,093.56

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Solution

The fourth proportional to 504,072.37, 756,114.69 and 149,093.56 is: 223,642.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,072.37 : 756,114.69 = 149,093.56 : x
  2. Step 2: Convert to fraction form
    504,072.37/756,114.69 = 149,093.56/x
  3. Step 3: Cross multiply
    504,072.37x = 756,114.69 × 149,093.56
  4. Step 4: Simplify right side
    504,072.37x = 112,731,830,900.40
  5. Step 5: Solve for x
    x = 112,731,830,900.40/504,072.37
  6. Step 6: Final answer
    x = 223,642.15

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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.