Home / 336,974.24-505,426.64-112,310.40

Finding the Fourth Proportional to 336,974.24, 505,426.64 and 112,310.40

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Solution

The fourth proportional to 336,974.24, 505,426.64 and 112,310.40 is: 168,454.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,974.24 : 505,426.64 = 112,310.40 : x
  2. Step 2: Convert to fraction form
    336,974.24/505,426.64 = 112,310.40/x
  3. Step 3: Cross multiply
    336,974.24x = 505,426.64 × 112,310.40
  4. Step 4: Simplify right side
    336,974.24x = 56,764,668,109.06
  5. Step 5: Solve for x
    x = 56,764,668,109.06/336,974.24
  6. Step 6: Final answer
    x = 168,454.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.