Home / 788,986.64-1,183,363.32-290,234

Finding the Fourth Proportional to 788,986.64, 1,183,363.32 and 290,234

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Solution

The fourth proportional to 788,986.64, 1,183,363.32 and 290,234 is: 435,308.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,986.64 : 1,183,363.32 = 290,234 : x
  2. Step 2: Convert to fraction form
    788,986.64/1,183,363.32 = 290,234/x
  3. Step 3: Cross multiply
    788,986.64x = 1,183,363.32 × 290,234
  4. Step 4: Simplify right side
    788,986.64x = 343,452,269,816.88
  5. Step 5: Solve for x
    x = 343,452,269,816.88/788,986.64
  6. Step 6: Final answer
    x = 435,308.09

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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.