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Finding the Fourth Proportional to 301,850.80, 452,257.80 and 159,485.20

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Solution

The fourth proportional to 301,850.80, 452,257.80 and 159,485.20 is: 238,953.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,850.80 : 452,257.80 = 159,485.20 : x
  2. Step 2: Convert to fraction form
    301,850.80/452,257.80 = 159,485.20/x
  3. Step 3: Cross multiply
    301,850.80x = 452,257.80 × 159,485.20
  4. Step 4: Simplify right side
    301,850.80x = 72,128,425,684.56
  5. Step 5: Solve for x
    x = 72,128,425,684.56/301,850.80
  6. Step 6: Final answer
    x = 238,953.90

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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.