Finding the Fourth Proportional to 941,993.54, 1,299,959.79 and 512,277.74
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Solution
The fourth proportional to 941,993.54, 1,299,959.79 and 512,277.74 is: 706,948.02
Step by Step Solution
- Step 1: Write the proportion equation
941,993.54 : 1,299,959.79 = 512,277.74 : x - Step 2: Convert to fraction form
941,993.54/1,299,959.79 = 512,277.74/x - Step 3: Cross multiply
941,993.54x = 1,299,959.79 × 512,277.74 - Step 4: Simplify right side
941,993.54x = 665,940,463,312.08 - Step 5: Solve for x
x = 665,940,463,312.08/941,993.54 - Step 6: Final answer
x = 706,948.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.