Finding the Fourth Proportional to 1,005,109.62, 1,507,849.14 and 331,230.66
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Solution
The fourth proportional to 1,005,109.62, 1,507,849.14 and 331,230.66 is: 496,906.86
Step by Step Solution
- Step 1: Write the proportion equation
1,005,109.62 : 1,507,849.14 = 331,230.66 : x - Step 2: Convert to fraction form
1,005,109.62/1,507,849.14 = 331,230.66/x - Step 3: Cross multiply
1,005,109.62x = 1,507,849.14 × 331,230.66 - Step 4: Simplify right side
1,005,109.62x = 499,445,865,822.63 - Step 5: Solve for x
x = 499,445,865,822.63/1,005,109.62 - Step 6: Final answer
x = 496,906.86
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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.