Finding the Fourth Proportional to 793,805.12, 1,185,569.68 and 718,775.36
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Solution
The fourth proportional to 793,805.12, 1,185,569.68 and 718,775.36 is: 1,073,510.68
Step by Step Solution
- Step 1: Write the proportion equation
793,805.12 : 1,185,569.68 = 718,775.36 : x - Step 2: Convert to fraction form
793,805.12/1,185,569.68 = 718,775.36/x - Step 3: Cross multiply
793,805.12x = 1,185,569.68 × 718,775.36 - Step 4: Simplify right side
793,805.12x = 852,158,273,547.09 - Step 5: Solve for x
x = 852,158,273,547.09/793,805.12 - Step 6: Final answer
x = 1,073,510.68
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.