Finding the Fourth Proportional to 586,272.63, 808,988.13 and 328,163.96
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Solution
The fourth proportional to 586,272.63, 808,988.13 and 328,163.96 is: 452,828.14
Step by Step Solution
- Step 1: Write the proportion equation
586,272.63 : 808,988.13 = 328,163.96 : x - Step 2: Convert to fraction form
586,272.63/808,988.13 = 328,163.96/x - Step 3: Cross multiply
586,272.63x = 808,988.13 × 328,163.96 - Step 4: Simplify right side
586,272.63x = 265,480,744,288.85 - Step 5: Solve for x
x = 265,480,744,288.85/586,272.63 - Step 6: Final answer
x = 452,828.14
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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.