Finding the Fourth Proportional to 243,363.24, 336,072.12 and 230,109.96
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Solution
The fourth proportional to 243,363.24, 336,072.12 and 230,109.96 is: 317,770.02
Step by Step Solution
- Step 1: Write the proportion equation
243,363.24 : 336,072.12 = 230,109.96 : x - Step 2: Convert to fraction form
243,363.24/336,072.12 = 230,109.96/x - Step 3: Cross multiply
243,363.24x = 336,072.12 × 230,109.96 - Step 4: Simplify right side
243,363.24x = 77,333,542,090.32 - Step 5: Solve for x
x = 77,333,542,090.32/243,363.24 - Step 6: Final answer
x = 317,770.02
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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.