Finding the Fourth Proportional to 327,468.16, 449,947.68 and 260,283.52
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Solution
The fourth proportional to 327,468.16, 449,947.68 and 260,283.52 is: 357,634.67
Step by Step Solution
- Step 1: Write the proportion equation
327,468.16 : 449,947.68 = 260,283.52 : x - Step 2: Convert to fraction form
327,468.16/449,947.68 = 260,283.52/x - Step 3: Cross multiply
327,468.16x = 449,947.68 × 260,283.52 - Step 4: Simplify right side
327,468.16x = 117,113,965,966.23 - Step 5: Solve for x
x = 117,113,965,966.23/327,468.16 - Step 6: Final answer
x = 357,634.67
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.