Finding the Fourth Proportional to 529,589.99, 730,842.68 and 287,873.03
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Solution
The fourth proportional to 529,589.99, 730,842.68 and 287,873.03 is: 397,269.40
Step by Step Solution
- Step 1: Write the proportion equation
529,589.99 : 730,842.68 = 287,873.03 : x - Step 2: Convert to fraction form
529,589.99/730,842.68 = 287,873.03/x - Step 3: Cross multiply
529,589.99x = 730,842.68 × 287,873.03 - Step 4: Simplify right side
529,589.99x = 210,389,895,305.56 - Step 5: Solve for x
x = 210,389,895,305.56/529,589.99 - Step 6: Final answer
x = 397,269.40
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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.