Finding the Fourth Proportional to 484,115.62, 668,075.79 and 266,319.58
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Solution
The fourth proportional to 484,115.62, 668,075.79 and 266,319.58 is: 367,518.95
Step by Step Solution
- Step 1: Write the proportion equation
484,115.62 : 668,075.79 = 266,319.58 : x - Step 2: Convert to fraction form
484,115.62/668,075.79 = 266,319.58/x - Step 3: Cross multiply
484,115.62x = 668,075.79 × 266,319.58 - Step 4: Simplify right side
484,115.62x = 177,921,663,800.97 - Step 5: Solve for x
x = 177,921,663,800.97/484,115.62 - Step 6: Final answer
x = 367,518.95
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1.5x scale
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.