Finding the Fourth Proportional to 753,790.08, 1,130,679.36 and 192,823.68
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Solution
The fourth proportional to 753,790.08, 1,130,679.36 and 192,823.68 is: 289,234.05
Step by Step Solution
- Step 1: Write the proportion equation
753,790.08 : 1,130,679.36 = 192,823.68 : x - Step 2: Convert to fraction form
753,790.08/1,130,679.36 = 192,823.68/x - Step 3: Cross multiply
753,790.08x = 1,130,679.36 × 192,823.68 - Step 4: Simplify right side
753,790.08x = 218,021,755,095.25 - Step 5: Solve for x
x = 218,021,755,095.25/753,790.08 - Step 6: Final answer
x = 289,234.05
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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.