Finding the Fourth Proportional to 259,304.21, 388,701.99 and 124,330.01
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Solution
The fourth proportional to 259,304.21, 388,701.99 and 124,330.01 is: 186,373.08
Step by Step Solution
- Step 1: Write the proportion equation
259,304.21 : 388,701.99 = 124,330.01 : x - Step 2: Convert to fraction form
259,304.21/388,701.99 = 124,330.01/x - Step 3: Cross multiply
259,304.21x = 388,701.99 × 124,330.01 - Step 4: Simplify right side
259,304.21x = 48,327,323,275.47 - Step 5: Solve for x
x = 48,327,323,275.47/259,304.21 - Step 6: Final answer
x = 186,373.08
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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.