Finding the Fourth Proportional to 757,046.10, 1,134,604.35 and 402,230.10
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Solution
The fourth proportional to 757,046.10, 1,134,604.35 and 402,230.10 is: 602,832.54
Step by Step Solution
- Step 1: Write the proportion equation
757,046.10 : 1,134,604.35 = 402,230.10 : x - Step 2: Convert to fraction form
757,046.10/1,134,604.35 = 402,230.10/x - Step 3: Cross multiply
757,046.10x = 1,134,604.35 × 402,230.10 - Step 4: Simplify right side
757,046.10x = 456,372,021,160.94 - Step 5: Solve for x
x = 456,372,021,160.94/757,046.10 - Step 6: Final answer
x = 602,832.54
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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.