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Finding the Fourth Proportional to 259,362, 389,043 and 62,370

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Solution

The fourth proportional to 259,362, 389,043 and 62,370 is: 93,555

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,362 : 389,043 = 62,370 : x
  2. Step 2: Convert to fraction form
    259,362/389,043 = 62,370/x
  3. Step 3: Cross multiply
    259,362x = 389,043 × 62,370
  4. Step 4: Simplify right side
    259,362x = 24,264,611,910
  5. Step 5: Solve for x
    x = 24,264,611,910/259,362
  6. Step 6: Final answer
    x = 93,555

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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.