Home / 774,599.49-1,161,452.25-300,731.27

Finding the Fourth Proportional to 774,599.49, 1,161,452.25 and 300,731.27

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Solution

The fourth proportional to 774,599.49, 1,161,452.25 and 300,731.27 is: 450,923.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,599.49 : 1,161,452.25 = 300,731.27 : x
  2. Step 2: Convert to fraction form
    774,599.49/1,161,452.25 = 300,731.27/x
  3. Step 3: Cross multiply
    774,599.49x = 1,161,452.25 × 300,731.27
  4. Step 4: Simplify right side
    774,599.49x = 349,285,004,379.60
  5. Step 5: Solve for x
    x = 349,285,004,379.60/774,599.49
  6. Step 6: Final answer
    x = 450,923.36

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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.