Finding the Fourth Proportional to 368.24, 508.14 and 202.44
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Solution
The fourth proportional to 368.24, 508.14 and 202.44 is: 279.35
Step by Step Solution
- Step 1: Write the proportion equation
368.24 : 508.14 = 202.44 : x - Step 2: Convert to fraction form
368.24/508.14 = 202.44/x - Step 3: Cross multiply
368.24x = 508.14 × 202.44 - Step 4: Simplify right side
368.24x = 102,867.86 - Step 5: Solve for x
x = 102,867.86/368.24 - Step 6: Final answer
x = 279.35
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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.