Finding the Fourth Proportional to 351,269.68, 484,753.44 and 190,126.84
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Solution
The fourth proportional to 351,269.68, 484,753.44 and 190,126.84 is: 262,375.73
Step by Step Solution
- Step 1: Write the proportion equation
351,269.68 : 484,753.44 = 190,126.84 : x - Step 2: Convert to fraction form
351,269.68/484,753.44 = 190,126.84/x - Step 3: Cross multiply
351,269.68x = 484,753.44 × 190,126.84 - Step 4: Simplify right side
351,269.68x = 92,164,639,726.33 - Step 5: Solve for x
x = 92,164,639,726.33/351,269.68 - Step 6: Final answer
x = 262,375.73
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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.