Finding the Fourth Proportional to 292,502.36, 438,892.88 and 202,683.60
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Solution
The fourth proportional to 292,502.36, 438,892.88 and 202,683.60 is: 304,121.95
Step by Step Solution
- Step 1: Write the proportion equation
292,502.36 : 438,892.88 = 202,683.60 : x - Step 2: Convert to fraction form
292,502.36/438,892.88 = 202,683.60/x - Step 3: Cross multiply
292,502.36x = 438,892.88 × 202,683.60 - Step 4: Simplify right side
292,502.36x = 88,956,387,919.35 - Step 5: Solve for x
x = 88,956,387,919.35/292,502.36 - Step 6: Final answer
x = 304,121.95
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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.