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Finding the Fourth Proportional to 536,873.68, 740,825.48 and 322,022.48

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Solution

The fourth proportional to 536,873.68, 740,825.48 and 322,022.48 is: 444,354.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,873.68 : 740,825.48 = 322,022.48 : x
  2. Step 2: Convert to fraction form
    536,873.68/740,825.48 = 322,022.48/x
  3. Step 3: Cross multiply
    536,873.68x = 740,825.48 × 322,022.48
  4. Step 4: Simplify right side
    536,873.68x = 238,562,458,316.79
  5. Step 5: Solve for x
    x = 238,562,458,316.79/536,873.68
  6. Step 6: Final answer
    x = 444,354.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.