Home / 982,628.92-1,473,944.07-272,657.65

Finding the Fourth Proportional to 982,628.92, 1,473,944.07 and 272,657.65

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Solution

The fourth proportional to 982,628.92, 1,473,944.07 and 272,657.65 is: 408,986.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,628.92 : 1,473,944.07 = 272,657.65 : x
  2. Step 2: Convert to fraction form
    982,628.92/1,473,944.07 = 272,657.65/x
  3. Step 3: Cross multiply
    982,628.92x = 1,473,944.07 × 272,657.65
  4. Step 4: Simplify right side
    982,628.92x = 401,882,126,357.64
  5. Step 5: Solve for x
    x = 401,882,126,357.64/982,628.92
  6. Step 6: Final answer
    x = 408,986.67

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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.