Finding the Fourth Proportional to 789,604.08, 1,184,406.33 and 221,068.95
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Solution
The fourth proportional to 789,604.08, 1,184,406.33 and 221,068.95 is: 331,603.48
Step by Step Solution
- Step 1: Write the proportion equation
789,604.08 : 1,184,406.33 = 221,068.95 : x - Step 2: Convert to fraction form
789,604.08/1,184,406.33 = 221,068.95/x - Step 3: Cross multiply
789,604.08x = 1,184,406.33 × 221,068.95 - Step 4: Simplify right side
789,604.08x = 261,835,460,133.94 - Step 5: Solve for x
x = 261,835,460,133.94/789,604.08 - Step 6: Final answer
x = 331,603.48
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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.