Home / 498,816.73-748,266.26-214,514.02

Finding the Fourth Proportional to 498,816.73, 748,266.26 and 214,514.02

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Solution

The fourth proportional to 498,816.73, 748,266.26 and 214,514.02 is: 321,788.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,816.73 : 748,266.26 = 214,514.02 : x
  2. Step 2: Convert to fraction form
    498,816.73/748,266.26 = 214,514.02/x
  3. Step 3: Cross multiply
    498,816.73x = 748,266.26 × 214,514.02
  4. Step 4: Simplify right side
    498,816.73x = 160,513,603,325.73
  5. Step 5: Solve for x
    x = 160,513,603,325.73/498,816.73
  6. Step 6: Final answer
    x = 321,788.73

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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.