Home / 451,947.44-623,694.12-248,018.60

Finding the Fourth Proportional to 451,947.44, 623,694.12 and 248,018.60

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Solution

The fourth proportional to 451,947.44, 623,694.12 and 248,018.60 is: 342,269.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,947.44 : 623,694.12 = 248,018.60 : x
  2. Step 2: Convert to fraction form
    451,947.44/623,694.12 = 248,018.60/x
  3. Step 3: Cross multiply
    451,947.44x = 623,694.12 × 248,018.60
  4. Step 4: Simplify right side
    451,947.44x = 154,687,742,470.63
  5. Step 5: Solve for x
    x = 154,687,742,470.63/451,947.44
  6. Step 6: Final answer
    x = 342,269.32

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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.