Home / 922,924.87-1,273,633.88-515,022.37

Finding the Fourth Proportional to 922,924.87, 1,273,633.88 and 515,022.37

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Solution

The fourth proportional to 922,924.87, 1,273,633.88 and 515,022.37 is: 710,729.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,924.87 : 1,273,633.88 = 515,022.37 : x
  2. Step 2: Convert to fraction form
    922,924.87/1,273,633.88 = 515,022.37/x
  3. Step 3: Cross multiply
    922,924.87x = 1,273,633.88 × 515,022.37
  4. Step 4: Simplify right side
    922,924.87x = 655,949,933,630.70
  5. Step 5: Solve for x
    x = 655,949,933,630.70/922,924.87
  6. Step 6: Final answer
    x = 710,729.50

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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.