Finding the Fourth Proportional to 719,292.24, 992,613.24 and 397,008.36
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Solution
The fourth proportional to 719,292.24, 992,613.24 and 397,008.36 is: 547,865.99
Step by Step Solution
- Step 1: Write the proportion equation
719,292.24 : 992,613.24 = 397,008.36 : x - Step 2: Convert to fraction form
719,292.24/992,613.24 = 397,008.36/x - Step 3: Cross multiply
719,292.24x = 992,613.24 × 397,008.36 - Step 4: Simplify right side
719,292.24x = 394,075,754,526.69 - Step 5: Solve for x
x = 394,075,754,526.69/719,292.24 - Step 6: Final answer
x = 547,865.99
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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.