Finding the Fourth Proportional to 359,657.19, 539,497.36 and 188,835.63
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Solution
The fourth proportional to 359,657.19, 539,497.36 and 188,835.63 is: 283,259.52
Step by Step Solution
- Step 1: Write the proportion equation
359,657.19 : 539,497.36 = 188,835.63 : x - Step 2: Convert to fraction form
359,657.19/539,497.36 = 188,835.63/x - Step 3: Cross multiply
359,657.19x = 539,497.36 × 188,835.63 - Step 4: Simplify right side
359,657.19x = 101,876,323,589.20 - Step 5: Solve for x
x = 101,876,323,589.20/359,657.19 - Step 6: Final answer
x = 283,259.52
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.