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Finding the Fourth Proportional to 336,405.46, 504,610.03 and 99,750.10

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Solution

The fourth proportional to 336,405.46, 504,610.03 and 99,750.10 is: 149,625.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,405.46 : 504,610.03 = 99,750.10 : x
  2. Step 2: Convert to fraction form
    336,405.46/504,610.03 = 99,750.10/x
  3. Step 3: Cross multiply
    336,405.46x = 504,610.03 × 99,750.10
  4. Step 4: Simplify right side
    336,405.46x = 50,334,900,953.50
  5. Step 5: Solve for x
    x = 50,334,900,953.50/336,405.46
  6. Step 6: Final answer
    x = 149,625.70

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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.