Home / 334,903.36-462,152.64-198,949.72

Finding the Fourth Proportional to 334,903.36, 462,152.64 and 198,949.72

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Solution

The fourth proportional to 334,903.36, 462,152.64 and 198,949.72 is: 274,542.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,903.36 : 462,152.64 = 198,949.72 : x
  2. Step 2: Convert to fraction form
    334,903.36/462,152.64 = 198,949.72/x
  3. Step 3: Cross multiply
    334,903.36x = 462,152.64 × 198,949.72
  4. Step 4: Simplify right side
    334,903.36x = 91,945,138,325.26
  5. Step 5: Solve for x
    x = 91,945,138,325.26/334,903.36
  6. Step 6: Final answer
    x = 274,542.30

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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.