Finding the Fourth Proportional to 484,605.15, 668,750.18 and 266,806.95
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Solution
The fourth proportional to 484,605.15, 668,750.18 and 266,806.95 is: 368,190.88
Step by Step Solution
- Step 1: Write the proportion equation
484,605.15 : 668,750.18 = 266,806.95 : x - Step 2: Convert to fraction form
484,605.15/668,750.18 = 266,806.95/x - Step 3: Cross multiply
484,605.15x = 668,750.18 × 266,806.95 - Step 4: Simplify right side
484,605.15x = 178,427,194,503.72 - Step 5: Solve for x
x = 178,427,194,503.72/484,605.15 - Step 6: Final answer
x = 368,190.88
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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.