Finding the Fourth Proportional to 898,109.22, 1,347,849.12 and 330,028.68
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Solution
The fourth proportional to 898,109.22, 1,347,849.12 and 330,028.68 is: 495,294.84
Step by Step Solution
- Step 1: Write the proportion equation
898,109.22 : 1,347,849.12 = 330,028.68 : x - Step 2: Convert to fraction form
898,109.22/1,347,849.12 = 330,028.68/x - Step 3: Cross multiply
898,109.22x = 1,347,849.12 × 330,028.68 - Step 4: Simplify right side
898,109.22x = 444,828,865,912.76 - Step 5: Solve for x
x = 444,828,865,912.76/898,109.22 - Step 6: Final answer
x = 495,294.84
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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.