Finding the Fourth Proportional to 437,046.58, 655,569.87 and 156,760.66
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Solution
The fourth proportional to 437,046.58, 655,569.87 and 156,760.66 is: 235,140.99
Step by Step Solution
- Step 1: Write the proportion equation
437,046.58 : 655,569.87 = 156,760.66 : x - Step 2: Convert to fraction form
437,046.58/655,569.87 = 156,760.66/x - Step 3: Cross multiply
437,046.58x = 655,569.87 × 156,760.66 - Step 4: Simplify right side
437,046.58x = 102,767,563,270.54 - Step 5: Solve for x
x = 102,767,563,270.54/437,046.58 - Step 6: Final answer
x = 235,140.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.