Home / 667,506.56-1,001,546.58-442,945.40

Finding the Fourth Proportional to 667,506.56, 1,001,546.58 and 442,945.40

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Solution

The fourth proportional to 667,506.56, 1,001,546.58 and 442,945.40 is: 664,608.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,506.56 : 1,001,546.58 = 442,945.40 : x
  2. Step 2: Convert to fraction form
    667,506.56/1,001,546.58 = 442,945.40/x
  3. Step 3: Cross multiply
    667,506.56x = 1,001,546.58 × 442,945.40
  4. Step 4: Simplify right side
    667,506.56x = 443,630,445,489.00
  5. Step 5: Solve for x
    x = 443,630,445,489.00/667,506.56
  6. Step 6: Final answer
    x = 664,608.37

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1.5x scale

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.