Finding the Fourth Proportional to 306,901.82, 460,421.42 and 93,688.68
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Solution
The fourth proportional to 306,901.82, 460,421.42 and 93,688.68 is: 140,553.99
Step by Step Solution
- Step 1: Write the proportion equation
306,901.82 : 460,421.42 = 93,688.68 : x - Step 2: Convert to fraction form
306,901.82/460,421.42 = 93,688.68/x - Step 3: Cross multiply
306,901.82x = 460,421.42 × 93,688.68 - Step 4: Simplify right side
306,901.82x = 43,136,276,341.66 - Step 5: Solve for x
x = 43,136,276,341.66/306,901.82 - Step 6: Final answer
x = 140,553.99
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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.