Finding the Fourth Proportional to 734,693.67, 1,101,616.20 and 284,889.06
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Solution
The fourth proportional to 734,693.67, 1,101,616.20 and 284,889.06 is: 427,169.06
Step by Step Solution
- Step 1: Write the proportion equation
734,693.67 : 1,101,616.20 = 284,889.06 : x - Step 2: Convert to fraction form
734,693.67/1,101,616.20 = 284,889.06/x - Step 3: Cross multiply
734,693.67x = 1,101,616.20 × 284,889.06 - Step 4: Simplify right side
734,693.67x = 313,838,403,698.77 - Step 5: Solve for x
x = 313,838,403,698.77/734,693.67 - Step 6: Final answer
x = 427,169.06
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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.