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Finding the Fourth Proportional to 349,377.83, 482,158.51 and 196,464.16

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Solution

The fourth proportional to 349,377.83, 482,158.51 and 196,464.16 is: 271,130.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,377.83 : 482,158.51 = 196,464.16 : x
  2. Step 2: Convert to fraction form
    349,377.83/482,158.51 = 196,464.16/x
  3. Step 3: Cross multiply
    349,377.83x = 482,158.51 × 196,464.16
  4. Step 4: Simplify right side
    349,377.83x = 94,726,866,765.54
  5. Step 5: Solve for x
    x = 94,726,866,765.54/349,377.83
  6. Step 6: Final answer
    x = 271,130.16

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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.