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Finding the Fourth Proportional to 894,644.80, 1,341,092.40 and 800,166.40

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Solution

The fourth proportional to 894,644.80, 1,341,092.40 and 800,166.40 is: 1,199,467.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,644.80 : 1,341,092.40 = 800,166.40 : x
  2. Step 2: Convert to fraction form
    894,644.80/1,341,092.40 = 800,166.40/x
  3. Step 3: Cross multiply
    894,644.80x = 1,341,092.40 × 800,166.40
  4. Step 4: Simplify right side
    894,644.80x = 1,073,097,077,775.36
  5. Step 5: Solve for x
    x = 1,073,097,077,775.36/894,644.80
  6. Step 6: Final answer
    x = 1,199,467.18

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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.