Finding the Fourth Proportional to 351,214.53, 484,677.30 and 190,069.55
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Solution
The fourth proportional to 351,214.53, 484,677.30 and 190,069.55 is: 262,296.65
Step by Step Solution
- Step 1: Write the proportion equation
351,214.53 : 484,677.30 = 190,069.55 : x - Step 2: Convert to fraction form
351,214.53/484,677.30 = 190,069.55/x - Step 3: Cross multiply
351,214.53x = 484,677.30 × 190,069.55 - Step 4: Simplify right side
351,214.53x = 92,122,396,306.22 - Step 5: Solve for x
x = 92,122,396,306.22/351,214.53 - Step 6: Final answer
x = 262,296.65
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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.