Home / 455,062.98-682,598.19-298,284.18

Finding the Fourth Proportional to 455,062.98, 682,598.19 and 298,284.18

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Solution

The fourth proportional to 455,062.98, 682,598.19 and 298,284.18 is: 447,428.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,062.98 : 682,598.19 = 298,284.18 : x
  2. Step 2: Convert to fraction form
    455,062.98/682,598.19 = 298,284.18/x
  3. Step 3: Cross multiply
    455,062.98x = 682,598.19 × 298,284.18
  4. Step 4: Simplify right side
    455,062.98x = 203,608,241,373.63
  5. Step 5: Solve for x
    x = 203,608,241,373.63/455,062.98
  6. Step 6: Final answer
    x = 447,428.71

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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.