Finding the Fourth Proportional to 852,699.57, 1,176,729.17 and 470,729.49
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Solution
The fourth proportional to 852,699.57, 1,176,729.17 and 470,729.49 is: 649,608.77
Step by Step Solution
- Step 1: Write the proportion equation
852,699.57 : 1,176,729.17 = 470,729.49 : x - Step 2: Convert to fraction form
852,699.57/1,176,729.17 = 470,729.49/x - Step 3: Cross multiply
852,699.57x = 1,176,729.17 × 470,729.49 - Step 4: Simplify right side
852,699.57x = 553,921,122,062.22 - Step 5: Solve for x
x = 553,921,122,062.22/852,699.57 - Step 6: Final answer
x = 649,608.77
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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.