Home / 259,274.48-388,307.43-250,294.82

Finding the Fourth Proportional to 259,274.48, 388,307.43 and 250,294.82

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Solution

The fourth proportional to 259,274.48, 388,307.43 and 250,294.82 is: 374,858.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,274.48 : 388,307.43 = 250,294.82 : x
  2. Step 2: Convert to fraction form
    259,274.48/388,307.43 = 250,294.82/x
  3. Step 3: Cross multiply
    259,274.48x = 388,307.43 × 250,294.82
  4. Step 4: Simplify right side
    259,274.48x = 97,191,336,354.98
  5. Step 5: Solve for x
    x = 97,191,336,354.98/259,274.48
  6. Step 6: Final answer
    x = 374,858.87

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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.