Home / 764,745.60-1,147,084.80-232,254.72

Finding the Fourth Proportional to 764,745.60, 1,147,084.80 and 232,254.72

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Solution

The fourth proportional to 764,745.60, 1,147,084.80 and 232,254.72 is: 348,371.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,745.60 : 1,147,084.80 = 232,254.72 : x
  2. Step 2: Convert to fraction form
    764,745.60/1,147,084.80 = 232,254.72/x
  3. Step 3: Cross multiply
    764,745.60x = 1,147,084.80 × 232,254.72
  4. Step 4: Simplify right side
    764,745.60x = 266,415,859,040.26
  5. Step 5: Solve for x
    x = 266,415,859,040.26/764,745.60
  6. Step 6: Final answer
    x = 348,371.88

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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.