Finding the Fourth Proportional to 351,133.06, 484,577.35 and 198,176.54
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Solution
The fourth proportional to 351,133.06, 484,577.35 and 198,176.54 is: 273,491.37
Step by Step Solution
- Step 1: Write the proportion equation
351,133.06 : 484,577.35 = 198,176.54 : x - Step 2: Convert to fraction form
351,133.06/484,577.35 = 198,176.54/x - Step 3: Cross multiply
351,133.06x = 484,577.35 × 198,176.54 - Step 4: Simplify right side
351,133.06x = 96,031,861,594.49 - Step 5: Solve for x
x = 96,031,861,594.49/351,133.06 - Step 6: Final answer
x = 273,491.37
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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.