Finding the Fourth Proportional to 729,697.74, 1,093,802.49 and 413,486.70
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Solution
The fourth proportional to 729,697.74, 1,093,802.49 and 413,486.70 is: 619,808.39
Step by Step Solution
- Step 1: Write the proportion equation
729,697.74 : 1,093,802.49 = 413,486.70 : x - Step 2: Convert to fraction form
729,697.74/1,093,802.49 = 413,486.70/x - Step 3: Cross multiply
729,697.74x = 1,093,802.49 × 413,486.70 - Step 4: Simplify right side
729,697.74x = 452,272,782,041.88 - Step 5: Solve for x
x = 452,272,782,041.88/729,697.74 - Step 6: Final answer
x = 619,808.39
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.