Finding the Fourth Proportional to 695,934.58, 960,360.68 and 394,128.58
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Solution
The fourth proportional to 695,934.58, 960,360.68 and 394,128.58 is: 543,880.99
Step by Step Solution
- Step 1: Write the proportion equation
695,934.58 : 960,360.68 = 394,128.58 : x - Step 2: Convert to fraction form
695,934.58/960,360.68 = 394,128.58/x - Step 3: Cross multiply
695,934.58x = 960,360.68 × 394,128.58 - Step 4: Simplify right side
695,934.58x = 378,505,591,096.23 - Step 5: Solve for x
x = 378,505,591,096.23/695,934.58 - Step 6: Final answer
x = 543,880.99
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.