Finding the Fourth Proportional to 944,686.96, 1,416,884.33 and 345,507.99
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Solution
The fourth proportional to 944,686.96, 1,416,884.33 and 345,507.99 is: 518,208.54
Step by Step Solution
- Step 1: Write the proportion equation
944,686.96 : 1,416,884.33 = 345,507.99 : x - Step 2: Convert to fraction form
944,686.96/1,416,884.33 = 345,507.99/x - Step 3: Cross multiply
944,686.96x = 1,416,884.33 × 345,507.99 - Step 4: Simplify right side
944,686.96x = 489,544,849,836.38 - Step 5: Solve for x
x = 489,544,849,836.38/944,686.96 - Step 6: Final answer
x = 518,208.54
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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.