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Finding the Fourth Proportional to 301,489.40, 452,244.26 and 151,648.00

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Solution

The fourth proportional to 301,489.40, 452,244.26 and 151,648.00 is: 227,477.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,489.40 : 452,244.26 = 151,648.00 : x
  2. Step 2: Convert to fraction form
    301,489.40/452,244.26 = 151,648.00/x
  3. Step 3: Cross multiply
    301,489.40x = 452,244.26 × 151,648.00
  4. Step 4: Simplify right side
    301,489.40x = 68,581,936,788.99
  5. Step 5: Solve for x
    x = 68,581,936,788.99/301,489.40
  6. Step 6: Final answer
    x = 227,477.11

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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.