Finding the Fourth Proportional to 289,110.59, 398,590.35 and 237,237.68
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Solution
The fourth proportional to 289,110.59, 398,590.35 and 237,237.68 is: 327,074.32
Step by Step Solution
- Step 1: Write the proportion equation
289,110.59 : 398,590.35 = 237,237.68 : x - Step 2: Convert to fraction form
289,110.59/398,590.35 = 237,237.68/x - Step 3: Cross multiply
289,110.59x = 398,590.35 × 237,237.68 - Step 4: Simplify right side
289,110.59x = 94,560,649,904.39 - Step 5: Solve for x
x = 94,560,649,904.39/289,110.59 - Step 6: Final answer
x = 327,074.32
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1.5x scale
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.