Finding the Fourth Proportional to 472,891.08, 709,657.92 and 192,459.36
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Solution
The fourth proportional to 472,891.08, 709,657.92 and 192,459.36 is: 288,819.80
Step by Step Solution
- Step 1: Write the proportion equation
472,891.08 : 709,657.92 = 192,459.36 : x - Step 2: Convert to fraction form
472,891.08/709,657.92 = 192,459.36/x - Step 3: Cross multiply
472,891.08x = 709,657.92 × 192,459.36 - Step 4: Simplify right side
472,891.08x = 136,580,309,102.13 - Step 5: Solve for x
x = 136,580,309,102.13/472,891.08 - Step 6: Final answer
x = 288,819.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.