Finding the Fourth Proportional to 514,580.18, 710,110.04 and 285,135.48
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Solution
The fourth proportional to 514,580.18, 710,110.04 and 285,135.48 is: 393,481.08
Step by Step Solution
- Step 1: Write the proportion equation
514,580.18 : 710,110.04 = 285,135.48 : x - Step 2: Convert to fraction form
514,580.18/710,110.04 = 285,135.48/x - Step 3: Cross multiply
514,580.18x = 710,110.04 × 285,135.48 - Step 4: Simplify right side
514,580.18x = 202,477,567,108.22 - Step 5: Solve for x
x = 202,477,567,108.22/514,580.18 - Step 6: Final answer
x = 393,481.08
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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.