Finding the Fourth Proportional to 332.36, 498.62 and 140
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Solution
The fourth proportional to 332.36, 498.62 and 140 is: 210.03
Step by Step Solution
- Step 1: Write the proportion equation
332.36 : 498.62 = 140 : x - Step 2: Convert to fraction form
332.36/498.62 = 140/x - Step 3: Cross multiply
332.36x = 498.62 × 140 - Step 4: Simplify right side
332.36x = 69,806.80 - Step 5: Solve for x
x = 69,806.80/332.36 - Step 6: Final answer
x = 210.03
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.