Home / 922,263.69-1,381,542.81-459,246.73

Finding the Fourth Proportional to 922,263.69, 1,381,542.81 and 459,246.73

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Solution

The fourth proportional to 922,263.69, 1,381,542.81 and 459,246.73 is: 687,947.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,263.69 : 1,381,542.81 = 459,246.73 : x
  2. Step 2: Convert to fraction form
    922,263.69/1,381,542.81 = 459,246.73/x
  3. Step 3: Cross multiply
    922,263.69x = 1,381,542.81 × 459,246.73
  4. Step 4: Simplify right side
    922,263.69x = 634,469,015,251.18
  5. Step 5: Solve for x
    x = 634,469,015,251.18/922,263.69
  6. Step 6: Final answer
    x = 687,947.52

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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.