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Finding the Fourth Proportional to 301,494.40, 452,500.80 and 133,273.60

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Solution

The fourth proportional to 301,494.40, 452,500.80 and 133,273.60 is: 200,024.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,494.40 : 452,500.80 = 133,273.60 : x
  2. Step 2: Convert to fraction form
    301,494.40/452,500.80 = 133,273.60/x
  3. Step 3: Cross multiply
    301,494.40x = 452,500.80 × 133,273.60
  4. Step 4: Simplify right side
    301,494.40x = 60,306,410,618.88
  5. Step 5: Solve for x
    x = 60,306,410,618.88/301,494.40
  6. Step 6: Final answer
    x = 200,024.98

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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.