Finding the Fourth Proportional to 941,964.54, 1,299,919.77 and 512,248.74
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Solution
The fourth proportional to 941,964.54, 1,299,919.77 and 512,248.74 is: 706,907.99
Step by Step Solution
- Step 1: Write the proportion equation
941,964.54 : 1,299,919.77 = 512,248.74 : x - Step 2: Convert to fraction form
941,964.54/1,299,919.77 = 512,248.74/x - Step 3: Cross multiply
941,964.54x = 1,299,919.77 × 512,248.74 - Step 4: Simplify right side
941,964.54x = 665,882,264,283.59 - Step 5: Solve for x
x = 665,882,264,283.59/941,964.54 - Step 6: Final answer
x = 706,907.99
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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.