Home / 892,759.15-1,232,087.98-505,668.72

Finding the Fourth Proportional to 892,759.15, 1,232,087.98 and 505,668.72

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Solution

The fourth proportional to 892,759.15, 1,232,087.98 and 505,668.72 is: 697,868.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,759.15 : 1,232,087.98 = 505,668.72 : x
  2. Step 2: Convert to fraction form
    892,759.15/1,232,087.98 = 505,668.72/x
  3. Step 3: Cross multiply
    892,759.15x = 1,232,087.98 × 505,668.72
  4. Step 4: Simplify right side
    892,759.15x = 623,028,351,773.99
  5. Step 5: Solve for x
    x = 623,028,351,773.99/892,759.15
  6. Step 6: Final answer
    x = 697,868.35

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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.