Finding the Fourth Proportional to 339, 508.14 and 202.08
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Solution
The fourth proportional to 339, 508.14 and 202.08 is: 302.91
Step by Step Solution
- Step 1: Write the proportion equation
339 : 508.14 = 202.08 : x - Step 2: Convert to fraction form
339/508.14 = 202.08/x - Step 3: Cross multiply
339x = 508.14 × 202.08 - Step 4: Simplify right side
339x = 102,684.93 - Step 5: Solve for x
x = 102,684.93/339 - Step 6: Final answer
x = 302.91
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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.