Finding the Fourth Proportional to 291,663.75, 437,539.38 and 104,718.99
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Solution
The fourth proportional to 291,663.75, 437,539.38 and 104,718.99 is: 157,094.19
Step by Step Solution
- Step 1: Write the proportion equation
291,663.75 : 437,539.38 = 104,718.99 : x - Step 2: Convert to fraction form
291,663.75/437,539.38 = 104,718.99/x - Step 3: Cross multiply
291,663.75x = 437,539.38 × 104,718.99 - Step 4: Simplify right side
291,663.75x = 45,818,681,958.83 - Step 5: Solve for x
x = 45,818,681,958.83/291,663.75 - Step 6: Final answer
x = 157,094.19
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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.