Home / 982,731.69-1,474,105.73-308,798.07

Finding the Fourth Proportional to 982,731.69, 1,474,105.73 and 308,798.07

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Solution

The fourth proportional to 982,731.69, 1,474,105.73 and 308,798.07 is: 463,199.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,731.69 : 1,474,105.73 = 308,798.07 : x
  2. Step 2: Convert to fraction form
    982,731.69/1,474,105.73 = 308,798.07/x
  3. Step 3: Cross multiply
    982,731.69x = 1,474,105.73 × 308,798.07
  4. Step 4: Simplify right side
    982,731.69x = 455,200,995,485.42
  5. Step 5: Solve for x
    x = 455,200,995,485.42/982,731.69
  6. Step 6: Final answer
    x = 463,199.67

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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.