Finding the Fourth Proportional to 928.99, 1,393.70 and 466.99
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Solution
The fourth proportional to 928.99, 1,393.70 and 466.99 is: 700.59
Step by Step Solution
- Step 1: Write the proportion equation
928.99 : 1,393.70 = 466.99 : x - Step 2: Convert to fraction form
928.99/1,393.70 = 466.99/x - Step 3: Cross multiply
928.99x = 1,393.70 × 466.99 - Step 4: Simplify right side
928.99x = 650,841.63 - Step 5: Solve for x
x = 650,841.63/928.99 - Step 6: Final answer
x = 700.59
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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.