Home / 929,246.58-1,391,879.70-454,944.60

Finding the Fourth Proportional to 929,246.58, 1,391,879.70 and 454,944.60

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Solution

The fourth proportional to 929,246.58, 1,391,879.70 and 454,944.60 is: 681,442.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,246.58 : 1,391,879.70 = 454,944.60 : x
  2. Step 2: Convert to fraction form
    929,246.58/1,391,879.70 = 454,944.60/x
  3. Step 3: Cross multiply
    929,246.58x = 1,391,879.70 × 454,944.60
  4. Step 4: Simplify right side
    929,246.58x = 633,228,153,364.62
  5. Step 5: Solve for x
    x = 633,228,153,364.62/929,246.58
  6. Step 6: Final answer
    x = 681,442.54

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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.