Home / 465,833.52-642,873.36-284,516.10

Finding the Fourth Proportional to 465,833.52, 642,873.36 and 284,516.10

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Solution

The fourth proportional to 465,833.52, 642,873.36 and 284,516.10 is: 392,646.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,833.52 : 642,873.36 = 284,516.10 : x
  2. Step 2: Convert to fraction form
    465,833.52/642,873.36 = 284,516.10/x
  3. Step 3: Cross multiply
    465,833.52x = 642,873.36 × 284,516.10
  4. Step 4: Simplify right side
    465,833.52x = 182,907,821,181.10
  5. Step 5: Solve for x
    x = 182,907,821,181.10/465,833.52
  6. Step 6: Final answer
    x = 392,646.33

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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.