Finding the Fourth Proportional to 545,410.08, 752,664.02 and 303,695.55
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Solution
The fourth proportional to 545,410.08, 752,664.02 and 303,695.55 is: 419,098.80
Step by Step Solution
- Step 1: Write the proportion equation
545,410.08 : 752,664.02 = 303,695.55 : x - Step 2: Convert to fraction form
545,410.08/752,664.02 = 303,695.55/x - Step 3: Cross multiply
545,410.08x = 752,664.02 × 303,695.55 - Step 4: Simplify right side
545,410.08x = 228,580,712,000.63 - Step 5: Solve for x
x = 228,580,712,000.63/545,410.08 - Step 6: Final answer
x = 419,098.80
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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.