Home / 764,423.94-1,146,802.50-231,986.64

Finding the Fourth Proportional to 764,423.94, 1,146,802.50 and 231,986.64

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Solution

The fourth proportional to 764,423.94, 1,146,802.50 and 231,986.64 is: 348,030.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,423.94 : 1,146,802.50 = 231,986.64 : x
  2. Step 2: Convert to fraction form
    764,423.94/1,146,802.50 = 231,986.64/x
  3. Step 3: Cross multiply
    764,423.94x = 1,146,802.50 × 231,986.64
  4. Step 4: Simplify right side
    764,423.94x = 266,042,858,718.60
  5. Step 5: Solve for x
    x = 266,042,858,718.60/764,423.94
  6. Step 6: Final answer
    x = 348,030.52

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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.