Home / 722,201.48-1,083,403.02-301,380.92

Finding the Fourth Proportional to 722,201.48, 1,083,403.02 and 301,380.92

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Solution

The fourth proportional to 722,201.48, 1,083,403.02 and 301,380.92 is: 452,113.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,201.48 : 1,083,403.02 = 301,380.92 : x
  2. Step 2: Convert to fraction form
    722,201.48/1,083,403.02 = 301,380.92/x
  3. Step 3: Cross multiply
    722,201.48x = 1,083,403.02 × 301,380.92
  4. Step 4: Simplify right side
    722,201.48x = 326,516,998,898.38
  5. Step 5: Solve for x
    x = 326,516,998,898.38/722,201.48
  6. Step 6: Final answer
    x = 452,113.44

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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.