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Finding the Fourth Proportional to 268,477.70, 403,454.67 and 250,922.93

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Solution

The fourth proportional to 268,477.70, 403,454.67 and 250,922.93 is: 377,074.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,477.70 : 403,454.67 = 250,922.93 : x
  2. Step 2: Convert to fraction form
    268,477.70/403,454.67 = 250,922.93/x
  3. Step 3: Cross multiply
    268,477.70x = 403,454.67 × 250,922.93
  4. Step 4: Simplify right side
    268,477.70x = 101,236,026,939.15
  5. Step 5: Solve for x
    x = 101,236,026,939.15/268,477.70
  6. Step 6: Final answer
    x = 377,074.25

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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.