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Finding the Fourth Proportional to 336,226.16, 504,340.86 and 99,573.32

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Solution

The fourth proportional to 336,226.16, 504,340.86 and 99,573.32 is: 149,360.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,226.16 : 504,340.86 = 99,573.32 : x
  2. Step 2: Convert to fraction form
    336,226.16/504,340.86 = 99,573.32/x
  3. Step 3: Cross multiply
    336,226.16x = 504,340.86 × 99,573.32
  4. Step 4: Simplify right side
    336,226.16x = 50,218,891,320.15
  5. Step 5: Solve for x
    x = 50,218,891,320.15/336,226.16
  6. Step 6: Final answer
    x = 149,360.45

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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.