Finding the Fourth Proportional to 922,679.08, 1,273,328.52 and 535,464.68
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Solution
The fourth proportional to 922,679.08, 1,273,328.52 and 535,464.68 is: 738,959.47
Step by Step Solution
- Step 1: Write the proportion equation
922,679.08 : 1,273,328.52 = 535,464.68 : x - Step 2: Convert to fraction form
922,679.08/1,273,328.52 = 535,464.68/x - Step 3: Cross multiply
922,679.08x = 1,273,328.52 × 535,464.68 - Step 4: Simplify right side
922,679.08x = 681,822,448,496.67 - Step 5: Solve for x
x = 681,822,448,496.67/922,679.08 - Step 6: Final answer
x = 738,959.47
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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.