Finding the Fourth Proportional to 857,668.23, 1,183,723.88 and 475,818.03
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Solution
The fourth proportional to 857,668.23, 1,183,723.88 and 475,818.03 is: 656,707.50
Step by Step Solution
- Step 1: Write the proportion equation
857,668.23 : 1,183,723.88 = 475,818.03 : x - Step 2: Convert to fraction form
857,668.23/1,183,723.88 = 475,818.03/x - Step 3: Cross multiply
857,668.23x = 1,183,723.88 × 475,818.03 - Step 4: Simplify right side
857,668.23x = 563,237,162,266.47 - Step 5: Solve for x
x = 563,237,162,266.47/857,668.23 - Step 6: Final answer
x = 656,707.50
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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.