Home / 764,306.20-1,146,459.30-587,704.60

Finding the Fourth Proportional to 764,306.20, 1,146,459.30 and 587,704.60

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Solution

The fourth proportional to 764,306.20, 1,146,459.30 and 587,704.60 is: 881,556.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,306.20 : 1,146,459.30 = 587,704.60 : x
  2. Step 2: Convert to fraction form
    764,306.20/1,146,459.30 = 587,704.60/x
  3. Step 3: Cross multiply
    764,306.20x = 1,146,459.30 × 587,704.60
  4. Step 4: Simplify right side
    764,306.20x = 673,779,404,322.78
  5. Step 5: Solve for x
    x = 673,779,404,322.78/764,306.20
  6. Step 6: Final answer
    x = 881,556.90

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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.