Finding the Fourth Proportional to 299,534.08, 413,349.12 and 165,395.20
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Solution
The fourth proportional to 299,534.08, 413,349.12 and 165,395.20 is: 228,241.01
Step by Step Solution
- Step 1: Write the proportion equation
299,534.08 : 413,349.12 = 165,395.20 : x - Step 2: Convert to fraction form
299,534.08/413,349.12 = 165,395.20/x - Step 3: Cross multiply
299,534.08x = 413,349.12 × 165,395.20 - Step 4: Simplify right side
299,534.08x = 68,365,960,372.22 - Step 5: Solve for x
x = 68,365,960,372.22/299,534.08 - Step 6: Final answer
x = 228,241.01
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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.