Home / 349,576.08-482,418.36-198,674.16

Finding the Fourth Proportional to 349,576.08, 482,418.36 and 198,674.16

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Solution

The fourth proportional to 349,576.08, 482,418.36 and 198,674.16 is: 274,172.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,576.08 : 482,418.36 = 198,674.16 : x
  2. Step 2: Convert to fraction form
    349,576.08/482,418.36 = 198,674.16/x
  3. Step 3: Cross multiply
    349,576.08x = 482,418.36 × 198,674.16
  4. Step 4: Simplify right side
    349,576.08x = 95,844,062,441.58
  5. Step 5: Solve for x
    x = 95,844,062,441.58/349,576.08
  6. Step 6: Final answer
    x = 274,172.26

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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.