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Finding the Fourth Proportional to 446,841.96, 670,120.56 and 147,266.52

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Solution

The fourth proportional to 446,841.96, 670,120.56 and 147,266.52 is: 220,852.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,841.96 : 670,120.56 = 147,266.52 : x
  2. Step 2: Convert to fraction form
    446,841.96/670,120.56 = 147,266.52/x
  3. Step 3: Cross multiply
    446,841.96x = 670,120.56 × 147,266.52
  4. Step 4: Simplify right side
    446,841.96x = 98,686,322,851.65
  5. Step 5: Solve for x
    x = 98,686,322,851.65/446,841.96
  6. Step 6: Final answer
    x = 220,852.86

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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.