Home / 931,154.90-1,396,404.30-332,135.60

Finding the Fourth Proportional to 931,154.90, 1,396,404.30 and 332,135.60

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Solution

The fourth proportional to 931,154.90, 1,396,404.30 and 332,135.60 is: 498,086.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,154.90 : 1,396,404.30 = 332,135.60 : x
  2. Step 2: Convert to fraction form
    931,154.90/1,396,404.30 = 332,135.60/x
  3. Step 3: Cross multiply
    931,154.90x = 1,396,404.30 × 332,135.60
  4. Step 4: Simplify right side
    931,154.90x = 463,795,580,023.08
  5. Step 5: Solve for x
    x = 463,795,580,023.08/931,154.90
  6. Step 6: Final answer
    x = 498,086.39

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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.