Finding the Fourth Proportional to 726,772.12, 1,090,075.00 and 194,334.67
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Solution
The fourth proportional to 726,772.12, 1,090,075.00 and 194,334.67 is: 291,479.75
Step by Step Solution
- Step 1: Write the proportion equation
726,772.12 : 1,090,075.00 = 194,334.67 : x - Step 2: Convert to fraction form
726,772.12/1,090,075.00 = 194,334.67/x - Step 3: Cross multiply
726,772.12x = 1,090,075.00 × 194,334.67 - Step 4: Simplify right side
726,772.12x = 211,839,358,978.20 - Step 5: Solve for x
x = 211,839,358,978.20/726,772.12 - Step 6: Final answer
x = 291,479.75
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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.