Finding the Fourth Proportional to 545,698.44, 753,052.50 and 303,980.68
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Solution
The fourth proportional to 545,698.44, 753,052.50 and 303,980.68 is: 419,487.02
Step by Step Solution
- Step 1: Write the proportion equation
545,698.44 : 753,052.50 = 303,980.68 : x - Step 2: Convert to fraction form
545,698.44/753,052.50 = 303,980.68/x - Step 3: Cross multiply
545,698.44x = 753,052.50 × 303,980.68 - Step 4: Simplify right side
545,698.44x = 228,913,411,025.70 - Step 5: Solve for x
x = 228,913,411,025.70/545,698.44 - Step 6: Final answer
x = 419,487.02
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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.