Finding the Fourth Proportional to 692.24, 954.68 and 534.88
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Solution
The fourth proportional to 692.24, 954.68 and 534.88 is: 737.66
Step by Step Solution
- Step 1: Write the proportion equation
692.24 : 954.68 = 534.88 : x - Step 2: Convert to fraction form
692.24/954.68 = 534.88/x - Step 3: Cross multiply
692.24x = 954.68 × 534.88 - Step 4: Simplify right side
692.24x = 510,639.24 - Step 5: Solve for x
x = 510,639.24/692.24 - Step 6: Final answer
x = 737.66
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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.