Finding the Fourth Proportional to 708,321.62, 1,062,795.44 and 371,281.68
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Solution
The fourth proportional to 708,321.62, 1,062,795.44 and 371,281.68 is: 557,086.59
Step by Step Solution
- Step 1: Write the proportion equation
708,321.62 : 1,062,795.44 = 371,281.68 : x - Step 2: Convert to fraction form
708,321.62/1,062,795.44 = 371,281.68/x - Step 3: Cross multiply
708,321.62x = 1,062,795.44 × 371,281.68 - Step 4: Simplify right side
708,321.62x = 394,596,477,387.74 - Step 5: Solve for x
x = 394,596,477,387.74/708,321.62 - Step 6: Final answer
x = 557,086.59
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.