Home / 442,439.42-610,546.97-248,863.28

Finding the Fourth Proportional to 442,439.42, 610,546.97 and 248,863.28

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Solution

The fourth proportional to 442,439.42, 610,546.97 and 248,863.28 is: 343,420.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,439.42 : 610,546.97 = 248,863.28 : x
  2. Step 2: Convert to fraction form
    442,439.42/610,546.97 = 248,863.28/x
  3. Step 3: Cross multiply
    442,439.42x = 610,546.97 × 248,863.28
  4. Step 4: Simplify right side
    442,439.42x = 151,942,720,303.95
  5. Step 5: Solve for x
    x = 151,942,720,303.95/442,439.42
  6. Step 6: Final answer
    x = 343,420.39

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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.