Finding the Fourth Proportional to 436,841.07, 602,740.94 and 245,784.75
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Solution
The fourth proportional to 436,841.07, 602,740.94 and 245,784.75 is: 339,126.84
Step by Step Solution
- Step 1: Write the proportion equation
436,841.07 : 602,740.94 = 245,784.75 : x - Step 2: Convert to fraction form
436,841.07/602,740.94 = 245,784.75/x - Step 3: Cross multiply
436,841.07x = 602,740.94 × 245,784.75 - Step 4: Simplify right side
436,841.07x = 148,144,531,252.67 - Step 5: Solve for x
x = 148,144,531,252.67/436,841.07 - Step 6: Final answer
x = 339,126.84
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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.