Home / 454,616.15-682,125.37-238,423.30

Finding the Fourth Proportional to 454,616.15, 682,125.37 and 238,423.30

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Solution

The fourth proportional to 454,616.15, 682,125.37 and 238,423.30 is: 357,740.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,616.15 : 682,125.37 = 238,423.30 : x
  2. Step 2: Convert to fraction form
    454,616.15/682,125.37 = 238,423.30/x
  3. Step 3: Cross multiply
    454,616.15x = 682,125.37 × 238,423.30
  4. Step 4: Simplify right side
    454,616.15x = 162,634,579,427.75
  5. Step 5: Solve for x
    x = 162,634,579,427.75/454,616.15
  6. Step 6: Final answer
    x = 357,740.44

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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.