Home / 982,975.29-1,474,720.46-309,029.37

Finding the Fourth Proportional to 982,975.29, 1,474,720.46 and 309,029.37

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Solution

The fourth proportional to 982,975.29, 1,474,720.46 and 309,029.37 is: 463,625.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,975.29 : 1,474,720.46 = 309,029.37 : x
  2. Step 2: Convert to fraction form
    982,975.29/1,474,720.46 = 309,029.37/x
  3. Step 3: Cross multiply
    982,975.29x = 1,474,720.46 × 309,029.37
  4. Step 4: Simplify right side
    982,975.29x = 455,731,933,134.76
  5. Step 5: Solve for x
    x = 455,731,933,134.76/982,975.29
  6. Step 6: Final answer
    x = 463,625.01

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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.