Finding the Fourth Proportional to 617,615.08, 852,313.05 and 345,708.14
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Solution
The fourth proportional to 617,615.08, 852,313.05 and 345,708.14 is: 477,079.60
Step by Step Solution
- Step 1: Write the proportion equation
617,615.08 : 852,313.05 = 345,708.14 : x - Step 2: Convert to fraction form
617,615.08/852,313.05 = 345,708.14/x - Step 3: Cross multiply
617,615.08x = 852,313.05 × 345,708.14 - Step 4: Simplify right side
617,615.08x = 294,651,554,951.66 - Step 5: Solve for x
x = 294,651,554,951.66/617,615.08 - Step 6: Final answer
x = 477,079.60
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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.