Home / 450,921.23-622,278.05-246,990.97

Finding the Fourth Proportional to 450,921.23, 622,278.05 and 246,990.97

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Solution

The fourth proportional to 450,921.23, 622,278.05 and 246,990.97 is: 340,851.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,921.23 : 622,278.05 = 246,990.97 : x
  2. Step 2: Convert to fraction form
    450,921.23/622,278.05 = 246,990.97/x
  3. Step 3: Cross multiply
    450,921.23x = 622,278.05 × 246,990.97
  4. Step 4: Simplify right side
    450,921.23x = 153,697,058,722.10
  5. Step 5: Solve for x
    x = 153,697,058,722.10/450,921.23
  6. Step 6: Final answer
    x = 340,851.24

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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.