Home / 481,225.76-721,362.48-228,061.28

Finding the Fourth Proportional to 481,225.76, 721,362.48 and 228,061.28

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Solution

The fourth proportional to 481,225.76, 721,362.48 and 228,061.28 is: 341,866.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,225.76 : 721,362.48 = 228,061.28 : x
  2. Step 2: Convert to fraction form
    481,225.76/721,362.48 = 228,061.28/x
  3. Step 3: Cross multiply
    481,225.76x = 721,362.48 × 228,061.28
  4. Step 4: Simplify right side
    481,225.76x = 164,514,850,532.77
  5. Step 5: Solve for x
    x = 164,514,850,532.77/481,225.76
  6. Step 6: Final answer
    x = 341,866.26

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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.