Finding the Fourth Proportional to 611,953.79, 844,224.53 and 407,805.84
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Solution
The fourth proportional to 611,953.79, 844,224.53 and 407,805.84 is: 562,591.00
Step by Step Solution
- Step 1: Write the proportion equation
611,953.79 : 844,224.53 = 407,805.84 : x - Step 2: Convert to fraction form
611,953.79/844,224.53 = 407,805.84/x - Step 3: Cross multiply
611,953.79x = 844,224.53 × 407,805.84 - Step 4: Simplify right side
611,953.79x = 344,279,691,566.23 - Step 5: Solve for x
x = 344,279,691,566.23/611,953.79 - Step 6: Final answer
x = 562,591.00
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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.