Finding the Fourth Proportional to 357,531.84, 536,269.84 and 168,033.60
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Solution
The fourth proportional to 357,531.84, 536,269.84 and 168,033.60 is: 252,037.28
Step by Step Solution
- Step 1: Write the proportion equation
357,531.84 : 536,269.84 = 168,033.60 : x - Step 2: Convert to fraction form
357,531.84/536,269.84 = 168,033.60/x - Step 3: Cross multiply
357,531.84x = 536,269.84 × 168,033.60 - Step 4: Simplify right side
357,531.84x = 90,111,351,786.62 - Step 5: Solve for x
x = 90,111,351,786.62/357,531.84 - Step 6: Final answer
x = 252,037.28
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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.