Home / 699,237.24-1,048,856.82-299,619

Finding the Fourth Proportional to 699,237.24, 1,048,856.82 and 299,619

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Solution

The fourth proportional to 699,237.24, 1,048,856.82 and 299,619 is: 449,428.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,237.24 : 1,048,856.82 = 299,619 : x
  2. Step 2: Convert to fraction form
    699,237.24/1,048,856.82 = 299,619/x
  3. Step 3: Cross multiply
    699,237.24x = 1,048,856.82 × 299,619
  4. Step 4: Simplify right side
    699,237.24x = 314,257,431,551.58
  5. Step 5: Solve for x
    x = 314,257,431,551.58/699,237.24
  6. Step 6: Final answer
    x = 449,428.91

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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.