Home / 667,719.40-1,001,579.10-601,234.60

Finding the Fourth Proportional to 667,719.40, 1,001,579.10 and 601,234.60

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Solution

The fourth proportional to 667,719.40, 1,001,579.10 and 601,234.60 is: 901,851.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,719.40 : 1,001,579.10 = 601,234.60 : x
  2. Step 2: Convert to fraction form
    667,719.40/1,001,579.10 = 601,234.60/x
  3. Step 3: Cross multiply
    667,719.40x = 1,001,579.10 × 601,234.60
  4. Step 4: Simplify right side
    667,719.40x = 602,184,009,556.86
  5. Step 5: Solve for x
    x = 602,184,009,556.86/667,719.40
  6. Step 6: Final answer
    x = 901,851.90

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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.