Home / 901,336.87-1,244,688.01-579,605.95

Finding the Fourth Proportional to 901,336.87, 1,244,688.01 and 579,605.95

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Solution

The fourth proportional to 901,336.87, 1,244,688.01 and 579,605.95 is: 800,398.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,336.87 : 1,244,688.01 = 579,605.95 : x
  2. Step 2: Convert to fraction form
    901,336.87/1,244,688.01 = 579,605.95/x
  3. Step 3: Cross multiply
    901,336.87x = 1,244,688.01 × 579,605.95
  4. Step 4: Simplify right side
    901,336.87x = 721,428,571,928.93
  5. Step 5: Solve for x
    x = 721,428,571,928.93/901,336.87
  6. Step 6: Final answer
    x = 800,398.38

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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.