Finding the Fourth Proportional to 729,006.24, 1,006,029.24 and 406,716.40
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Solution
The fourth proportional to 729,006.24, 1,006,029.24 and 406,716.40 is: 561,268.98
Step by Step Solution
- Step 1: Write the proportion equation
729,006.24 : 1,006,029.24 = 406,716.40 : x - Step 2: Convert to fraction form
729,006.24/1,006,029.24 = 406,716.40/x - Step 3: Cross multiply
729,006.24x = 1,006,029.24 × 406,716.40 - Step 4: Simplify right side
729,006.24x = 409,168,590,787.54 - Step 5: Solve for x
x = 409,168,590,787.54/729,006.24 - Step 6: Final answer
x = 561,268.98
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.