Home / 922,945.46-1,273,736.61-509,563.31

Finding the Fourth Proportional to 922,945.46, 1,273,736.61 and 509,563.31

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Solution

The fourth proportional to 922,945.46, 1,273,736.61 and 509,563.31 is: 703,237.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,945.46 : 1,273,736.61 = 509,563.31 : x
  2. Step 2: Convert to fraction form
    922,945.46/1,273,736.61 = 509,563.31/x
  3. Step 3: Cross multiply
    922,945.46x = 1,273,736.61 × 509,563.31
  4. Step 4: Simplify right side
    922,945.46x = 649,049,436,691.10
  5. Step 5: Solve for x
    x = 649,049,436,691.10/922,945.46
  6. Step 6: Final answer
    x = 703,237.05

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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.