Finding the Fourth Proportional to 545,694.08, 752,957.87 and 303,970.64
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Solution
The fourth proportional to 545,694.08, 752,957.87 and 303,970.64 is: 419,423.80
Step by Step Solution
- Step 1: Write the proportion equation
545,694.08 : 752,957.87 = 303,970.64 : x - Step 2: Convert to fraction form
545,694.08/752,957.87 = 303,970.64/x - Step 3: Cross multiply
545,694.08x = 752,957.87 × 303,970.64 - Step 4: Simplify right side
545,694.08x = 228,877,085,636.94 - Step 5: Solve for x
x = 228,877,085,636.94/545,694.08 - Step 6: Final answer
x = 419,423.80
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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.