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Finding the Fourth Proportional to 895,351.26, 1,342,182.60 and 445,647

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Solution

The fourth proportional to 895,351.26, 1,342,182.60 and 445,647 is: 668,050.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,351.26 : 1,342,182.60 = 445,647 : x
  2. Step 2: Convert to fraction form
    895,351.26/1,342,182.60 = 445,647/x
  3. Step 3: Cross multiply
    895,351.26x = 1,342,182.60 × 445,647
  4. Step 4: Simplify right side
    895,351.26x = 598,139,649,142.20
  5. Step 5: Solve for x
    x = 598,139,649,142.20/895,351.26
  6. Step 6: Final answer
    x = 668,050.27

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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.