Finding the Fourth Proportional to 729,699.74, 1,093,805.49 and 413,488.70
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Solution
The fourth proportional to 729,699.74, 1,093,805.49 and 413,488.70 is: 619,811.39
Step by Step Solution
- Step 1: Write the proportion equation
729,699.74 : 1,093,805.49 = 413,488.70 : x - Step 2: Convert to fraction form
729,699.74/1,093,805.49 = 413,488.70/x - Step 3: Cross multiply
729,699.74x = 1,093,805.49 × 413,488.70 - Step 4: Simplify right side
729,699.74x = 452,276,210,112.96 - Step 5: Solve for x
x = 452,276,210,112.96/729,699.74 - Step 6: Final answer
x = 619,811.39
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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.