Finding the Fourth Proportional to 1,062, 1,593 and 292.50
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Solution
The fourth proportional to 1,062, 1,593 and 292.50 is: 438.75
Step by Step Solution
- Step 1: Write the proportion equation
1,062 : 1,593 = 292.50 : x - Step 2: Convert to fraction form
1,062/1,593 = 292.50/x - Step 3: Cross multiply
1,062x = 1,593 × 292.50 - Step 4: Simplify right side
1,062x = 465,952.50 - Step 5: Solve for x
x = 465,952.50/1,062 - Step 6: Final answer
x = 438.75
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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.