Home / 888,621.83-1,333,026.59-289,629.86

Finding the Fourth Proportional to 888,621.83, 1,333,026.59 and 289,629.86

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Solution

The fourth proportional to 888,621.83, 1,333,026.59 and 289,629.86 is: 434,475.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,621.83 : 1,333,026.59 = 289,629.86 : x
  2. Step 2: Convert to fraction form
    888,621.83/1,333,026.59 = 289,629.86/x
  3. Step 3: Cross multiply
    888,621.83x = 1,333,026.59 × 289,629.86
  4. Step 4: Simplify right side
    888,621.83x = 386,084,296,524.70
  5. Step 5: Solve for x
    x = 386,084,296,524.70/888,621.83
  6. Step 6: Final answer
    x = 434,475.37

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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.