Home / 922,493.94-1,383,799.24-389,944.86

Finding the Fourth Proportional to 922,493.94, 1,383,799.24 and 389,944.86

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Solution

The fourth proportional to 922,493.94, 1,383,799.24 and 389,944.86 is: 584,941.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,493.94 : 1,383,799.24 = 389,944.86 : x
  2. Step 2: Convert to fraction form
    922,493.94/1,383,799.24 = 389,944.86/x
  3. Step 3: Cross multiply
    922,493.94x = 1,383,799.24 × 389,944.86
  4. Step 4: Simplify right side
    922,493.94x = 539,605,400,909.91
  5. Step 5: Solve for x
    x = 539,605,400,909.91/922,493.94
  6. Step 6: Final answer
    x = 584,941.95

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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.