Finding the Fourth Proportional to 359,730.18, 496,425.51 and 198,595.26
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Solution
The fourth proportional to 359,730.18, 496,425.51 and 198,595.26 is: 274,060.28
Step by Step Solution
- Step 1: Write the proportion equation
359,730.18 : 496,425.51 = 198,595.26 : x - Step 2: Convert to fraction form
359,730.18/496,425.51 = 198,595.26/x - Step 3: Cross multiply
359,730.18x = 496,425.51 × 198,595.26 - Step 4: Simplify right side
359,730.18x = 98,587,753,229.08 - Step 5: Solve for x
x = 98,587,753,229.08/359,730.18 - Step 6: Final answer
x = 274,060.28
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1.5x scale
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.