Finding the Fourth Proportional to 306,555.84, 459,169.16 and 148,452.75
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Solution
The fourth proportional to 306,555.84, 459,169.16 and 148,452.75 is: 222,357.28
Step by Step Solution
- Step 1: Write the proportion equation
306,555.84 : 459,169.16 = 148,452.75 : x - Step 2: Convert to fraction form
306,555.84/459,169.16 = 148,452.75/x - Step 3: Cross multiply
306,555.84x = 459,169.16 × 148,452.75 - Step 4: Simplify right side
306,555.84x = 68,164,923,774.93 - Step 5: Solve for x
x = 68,164,923,774.93/306,555.84 - Step 6: Final answer
x = 222,357.28
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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.