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Finding the Fourth Proportional to 301,627.31, 452,496.59 and 99,234.80

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Solution

The fourth proportional to 301,627.31, 452,496.59 and 99,234.80 is: 148,870.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,627.31 : 452,496.59 = 99,234.80 : x
  2. Step 2: Convert to fraction form
    301,627.31/452,496.59 = 99,234.80/x
  3. Step 3: Cross multiply
    301,627.31x = 452,496.59 × 99,234.80
  4. Step 4: Simplify right side
    301,627.31x = 44,903,405,850.68
  5. Step 5: Solve for x
    x = 44,903,405,850.68/301,627.31
  6. Step 6: Final answer
    x = 148,870.49

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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.