Finding the Fourth Proportional to 754,122.68, 1,040,696.06 and 409,959.28
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Solution
The fourth proportional to 754,122.68, 1,040,696.06 and 409,959.28 is: 565,747.48
Step by Step Solution
- Step 1: Write the proportion equation
754,122.68 : 1,040,696.06 = 409,959.28 : x - Step 2: Convert to fraction form
754,122.68/1,040,696.06 = 409,959.28/x - Step 3: Cross multiply
754,122.68x = 1,040,696.06 × 409,959.28 - Step 4: Simplify right side
754,122.68x = 426,643,007,456.44 - Step 5: Solve for x
x = 426,643,007,456.44/754,122.68 - Step 6: Final answer
x = 565,747.48
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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.