Home / 340,050.82-469,262.55-196,807.99

Finding the Fourth Proportional to 340,050.82, 469,262.55 and 196,807.99

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Solution

The fourth proportional to 340,050.82, 469,262.55 and 196,807.99 is: 271,590.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,050.82 : 469,262.55 = 196,807.99 : x
  2. Step 2: Convert to fraction form
    340,050.82/469,262.55 = 196,807.99/x
  3. Step 3: Cross multiply
    340,050.82x = 469,262.55 × 196,807.99
  4. Step 4: Simplify right side
    340,050.82x = 92,354,619,247.77
  5. Step 5: Solve for x
    x = 92,354,619,247.77/340,050.82
  6. Step 6: Final answer
    x = 271,590.64

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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.