Finding the Fourth Proportional to 354,637.43, 532,318.00 and 259,585.28
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Solution
The fourth proportional to 354,637.43, 532,318.00 and 259,585.28 is: 389,642.80
Step by Step Solution
- Step 1: Write the proportion equation
354,637.43 : 532,318.00 = 259,585.28 : x - Step 2: Convert to fraction form
354,637.43/532,318.00 = 259,585.28/x - Step 3: Cross multiply
354,637.43x = 532,318.00 × 259,585.28 - Step 4: Simplify right side
354,637.43x = 138,181,918,478.63 - Step 5: Solve for x
x = 138,181,918,478.63/354,637.43 - Step 6: Final answer
x = 389,642.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.