Finding the Fourth Proportional to 579,599.42, 798,923.01 and 456,891.67
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Solution
The fourth proportional to 579,599.42, 798,923.01 and 456,891.67 is: 629,781.99
Step by Step Solution
- Step 1: Write the proportion equation
579,599.42 : 798,923.01 = 456,891.67 : x - Step 2: Convert to fraction form
579,599.42/798,923.01 = 456,891.67/x - Step 3: Cross multiply
579,599.42x = 798,923.01 × 456,891.67 - Step 4: Simplify right side
579,599.42x = 365,021,270,952.32 - Step 5: Solve for x
x = 365,021,270,952.32/579,599.42 - Step 6: Final answer
x = 629,781.99
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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.