Home / 946,999.31-1,420,708.86-273,028.02

Finding the Fourth Proportional to 946,999.31, 1,420,708.86 and 273,028.02

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Solution

The fourth proportional to 946,999.31, 1,420,708.86 and 273,028.02 is: 409,602.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,999.31 : 1,420,708.86 = 273,028.02 : x
  2. Step 2: Convert to fraction form
    946,999.31/1,420,708.86 = 273,028.02/x
  3. Step 3: Cross multiply
    946,999.31x = 1,420,708.86 × 273,028.02
  4. Step 4: Simplify right side
    946,999.31x = 387,893,327,042.26
  5. Step 5: Solve for x
    x = 387,893,327,042.26/946,999.31
  6. Step 6: Final answer
    x = 409,602.54

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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.