Home / 416,922.78-575,189.07-271,897.50

Finding the Fourth Proportional to 416,922.78, 575,189.07 and 271,897.50

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Solution

The fourth proportional to 416,922.78, 575,189.07 and 271,897.50 is: 375,111.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,922.78 : 575,189.07 = 271,897.50 : x
  2. Step 2: Convert to fraction form
    416,922.78/575,189.07 = 271,897.50/x
  3. Step 3: Cross multiply
    416,922.78x = 575,189.07 × 271,897.50
  4. Step 4: Simplify right side
    416,922.78x = 156,392,470,160.33
  5. Step 5: Solve for x
    x = 156,392,470,160.33/416,922.78
  6. Step 6: Final answer
    x = 375,111.36

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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.