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Finding the Fourth Proportional to 301,375.20, 452,408.40 and 176,786.40

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Solution

The fourth proportional to 301,375.20, 452,408.40 and 176,786.40 is: 265,382.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,375.20 : 452,408.40 = 176,786.40 : x
  2. Step 2: Convert to fraction form
    301,375.20/452,408.40 = 176,786.40/x
  3. Step 3: Cross multiply
    301,375.20x = 452,408.40 × 176,786.40
  4. Step 4: Simplify right side
    301,375.20x = 79,979,652,365.76
  5. Step 5: Solve for x
    x = 79,979,652,365.76/301,375.20
  6. Step 6: Final answer
    x = 265,382.33

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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.