Finding the Fourth Proportional to 359,449.52, 496,041.99 and 198,304.50
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Solution
The fourth proportional to 359,449.52, 496,041.99 and 198,304.50 is: 273,661.12
Step by Step Solution
- Step 1: Write the proportion equation
359,449.52 : 496,041.99 = 198,304.50 : x - Step 2: Convert to fraction form
359,449.52/496,041.99 = 198,304.50/x - Step 3: Cross multiply
359,449.52x = 496,041.99 × 198,304.50 - Step 4: Simplify right side
359,449.52x = 98,367,358,805.96 - Step 5: Solve for x
x = 98,367,358,805.96/359,449.52 - Step 6: Final answer
x = 273,661.12
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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.