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Finding the Fourth Proportional to 450,954.74, 622,324.32 and 247,024.46

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Solution

The fourth proportional to 450,954.74, 622,324.32 and 247,024.46 is: 340,897.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,954.74 : 622,324.32 = 247,024.46 : x
  2. Step 2: Convert to fraction form
    450,954.74/622,324.32 = 247,024.46/x
  3. Step 3: Cross multiply
    450,954.74x = 622,324.32 × 247,024.46
  4. Step 4: Simplify right side
    450,954.74x = 153,729,329,092.87
  5. Step 5: Solve for x
    x = 153,729,329,092.87/450,954.74
  6. Step 6: Final answer
    x = 340,897.47

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1.5x scale

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.