Home / 764,693.84-1,147,042.58-232,218.88

Finding the Fourth Proportional to 764,693.84, 1,147,042.58 and 232,218.88

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Solution

The fourth proportional to 764,693.84, 1,147,042.58 and 232,218.88 is: 348,328.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,693.84 : 1,147,042.58 = 232,218.88 : x
  2. Step 2: Convert to fraction form
    764,693.84/1,147,042.58 = 232,218.88/x
  3. Step 3: Cross multiply
    764,693.84x = 1,147,042.58 × 232,218.88
  4. Step 4: Simplify right side
    764,693.84x = 266,364,943,239.91
  5. Step 5: Solve for x
    x = 266,364,943,239.91/764,693.84
  6. Step 6: Final answer
    x = 348,328.87

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Similar ratio
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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.