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Finding the Fourth Proportional to 328,225.50, 452,951.46 and 177,322.50

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Solution

The fourth proportional to 328,225.50, 452,951.46 and 177,322.50 is: 244,705.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,225.50 : 452,951.46 = 177,322.50 : x
  2. Step 2: Convert to fraction form
    328,225.50/452,951.46 = 177,322.50/x
  3. Step 3: Cross multiply
    328,225.50x = 452,951.46 × 177,322.50
  4. Step 4: Simplify right side
    328,225.50x = 80,318,485,265.85
  5. Step 5: Solve for x
    x = 80,318,485,265.85/328,225.50
  6. Step 6: Final answer
    x = 244,705.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.