Finding the Fourth Proportional to 558.08, 770.01 and 334.08
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Solution
The fourth proportional to 558.08, 770.01 and 334.08 is: 460.95
Step by Step Solution
- Step 1: Write the proportion equation
558.08 : 770.01 = 334.08 : x - Step 2: Convert to fraction form
558.08/770.01 = 334.08/x - Step 3: Cross multiply
558.08x = 770.01 × 334.08 - Step 4: Simplify right side
558.08x = 257,245.13 - Step 5: Solve for x
x = 257,245.13/558.08 - Step 6: Final answer
x = 460.95
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.