Finding the Fourth Proportional to 703,673.99, 1,055,111.11 and 276,978.55
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Solution
The fourth proportional to 703,673.99, 1,055,111.11 and 276,978.55 is: 415,310.43
Step by Step Solution
- Step 1: Write the proportion equation
703,673.99 : 1,055,111.11 = 276,978.55 : x - Step 2: Convert to fraction form
703,673.99/1,055,111.11 = 276,978.55/x - Step 3: Cross multiply
703,673.99x = 1,055,111.11 × 276,978.55 - Step 4: Simplify right side
703,673.99x = 292,243,145,336.69 - Step 5: Solve for x
x = 292,243,145,336.69/703,673.99 - Step 6: Final answer
x = 415,310.43
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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.