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Finding the Fourth Proportional to 301,861.80, 452,274.30 and 159,496.20

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Solution

The fourth proportional to 301,861.80, 452,274.30 and 159,496.20 is: 238,970.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,861.80 : 452,274.30 = 159,496.20 : x
  2. Step 2: Convert to fraction form
    301,861.80/452,274.30 = 159,496.20/x
  3. Step 3: Cross multiply
    301,861.80x = 452,274.30 × 159,496.20
  4. Step 4: Simplify right side
    301,861.80x = 72,136,032,207.66
  5. Step 5: Solve for x
    x = 72,136,032,207.66/301,861.80
  6. Step 6: Final answer
    x = 238,970.39

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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.