Finding the Fourth Proportional to 952.01, 1,313.71 and 559
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Solution
The fourth proportional to 952.01, 1,313.71 and 559 is: 771.38
Step by Step Solution
- Step 1: Write the proportion equation
952.01 : 1,313.71 = 559 : x - Step 2: Convert to fraction form
952.01/1,313.71 = 559/x - Step 3: Cross multiply
952.01x = 1,313.71 × 559 - Step 4: Simplify right side
952.01x = 734,363.89 - Step 5: Solve for x
x = 734,363.89/952.01 - Step 6: Final answer
x = 771.38
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.