Home / 683,775.59-1,025,676.63-210,460.50

Finding the Fourth Proportional to 683,775.59, 1,025,676.63 and 210,460.50

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Solution

The fourth proportional to 683,775.59, 1,025,676.63 and 210,460.50 is: 315,694.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,775.59 : 1,025,676.63 = 210,460.50 : x
  2. Step 2: Convert to fraction form
    683,775.59/1,025,676.63 = 210,460.50/x
  3. Step 3: Cross multiply
    683,775.59x = 1,025,676.63 × 210,460.50
  4. Step 4: Simplify right side
    683,775.59x = 215,864,416,388.12
  5. Step 5: Solve for x
    x = 215,864,416,388.12/683,775.59
  6. Step 6: Final answer
    x = 315,694.83

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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.