Home / 336,415.43-504,536.50-99,702.75

Finding the Fourth Proportional to 336,415.43, 504,536.50 and 99,702.75

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Solution

The fourth proportional to 336,415.43, 504,536.50 and 99,702.75 is: 149,528.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,415.43 : 504,536.50 = 99,702.75 : x
  2. Step 2: Convert to fraction form
    336,415.43/504,536.50 = 99,702.75/x
  3. Step 3: Cross multiply
    336,415.43x = 504,536.50 × 99,702.75
  4. Step 4: Simplify right side
    336,415.43x = 50,303,675,143.17
  5. Step 5: Solve for x
    x = 50,303,675,143.17/336,415.43
  6. Step 6: Final answer
    x = 149,528.44

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1.5x scale

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.