Finding the Fourth Proportional to 717,008.19, 1,075,696.81 and 211,548.75
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Solution
The fourth proportional to 717,008.19, 1,075,696.81 and 211,548.75 is: 317,377.56
Step by Step Solution
- Step 1: Write the proportion equation
717,008.19 : 1,075,696.81 = 211,548.75 : x - Step 2: Convert to fraction form
717,008.19/1,075,696.81 = 211,548.75/x - Step 3: Cross multiply
717,008.19x = 1,075,696.81 × 211,548.75 - Step 4: Simplify right side
717,008.19x = 227,562,310,971.75 - Step 5: Solve for x
x = 227,562,310,971.75/717,008.19 - Step 6: Final answer
x = 317,377.56
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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.