Finding the Fourth Proportional to 437,606.15, 656,350.90 and 122,036.63
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Solution
The fourth proportional to 437,606.15, 656,350.90 and 122,036.63 is: 183,038.68
Step by Step Solution
- Step 1: Write the proportion equation
437,606.15 : 656,350.90 = 122,036.63 : x - Step 2: Convert to fraction form
437,606.15/656,350.90 = 122,036.63/x - Step 3: Cross multiply
437,606.15x = 656,350.90 × 122,036.63 - Step 4: Simplify right side
437,606.15x = 80,098,851,933.47 - Step 5: Solve for x
x = 80,098,851,933.47/437,606.15 - Step 6: Final answer
x = 183,038.68
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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.