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Finding the Fourth Proportional to 301,926.64, 452,889.96 and 135,520.24

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Solution

The fourth proportional to 301,926.64, 452,889.96 and 135,520.24 is: 203,280.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,926.64 : 452,889.96 = 135,520.24 : x
  2. Step 2: Convert to fraction form
    301,926.64/452,889.96 = 135,520.24/x
  3. Step 3: Cross multiply
    301,926.64x = 452,889.96 × 135,520.24
  4. Step 4: Simplify right side
    301,926.64x = 61,375,756,072.79
  5. Step 5: Solve for x
    x = 61,375,756,072.79/301,926.64
  6. Step 6: Final answer
    x = 203,280.36

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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.