Home / 702,749.85-1,053,451.36-297,384.43

Finding the Fourth Proportional to 702,749.85, 1,053,451.36 and 297,384.43

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Solution

The fourth proportional to 702,749.85, 1,053,451.36 and 297,384.43 is: 445,791.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,749.85 : 1,053,451.36 = 297,384.43 : x
  2. Step 2: Convert to fraction form
    702,749.85/1,053,451.36 = 297,384.43/x
  3. Step 3: Cross multiply
    702,749.85x = 1,053,451.36 × 297,384.43
  4. Step 4: Simplify right side
    702,749.85x = 313,280,028,849.24
  5. Step 5: Solve for x
    x = 313,280,028,849.24/702,749.85
  6. Step 6: Final answer
    x = 445,791.67

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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.