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Finding the Fourth Proportional to 355,050.40, 532,964.40 and 222,080.80

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Solution

The fourth proportional to 355,050.40, 532,964.40 and 222,080.80 is: 333,364.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,050.40 : 532,964.40 = 222,080.80 : x
  2. Step 2: Convert to fraction form
    355,050.40/532,964.40 = 222,080.80/x
  3. Step 3: Cross multiply
    355,050.40x = 532,964.40 × 222,080.80
  4. Step 4: Simplify right side
    355,050.40x = 118,361,160,323.52
  5. Step 5: Solve for x
    x = 118,361,160,323.52/355,050.40
  6. Step 6: Final answer
    x = 333,364.39

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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.