Finding the Fourth Proportional to 254,068.56, 381,934.08 and 235,435.68
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Solution
The fourth proportional to 254,068.56, 381,934.08 and 235,435.68 is: 353,923.80
Step by Step Solution
- Step 1: Write the proportion equation
254,068.56 : 381,934.08 = 235,435.68 : x - Step 2: Convert to fraction form
254,068.56/381,934.08 = 235,435.68/x - Step 3: Cross multiply
254,068.56x = 381,934.08 × 235,435.68 - Step 4: Simplify right side
254,068.56x = 89,920,909,839.97 - Step 5: Solve for x
x = 89,920,909,839.97/254,068.56 - Step 6: Final answer
x = 353,923.80
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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.