Finding the Fourth Proportional to 437,451.70, 656,177.50 and 105,027.70
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Solution
The fourth proportional to 437,451.70, 656,177.50 and 105,027.70 is: 157,541.54
Step by Step Solution
- Step 1: Write the proportion equation
437,451.70 : 656,177.50 = 105,027.70 : x - Step 2: Convert to fraction form
437,451.70/656,177.50 = 105,027.70/x - Step 3: Cross multiply
437,451.70x = 656,177.50 × 105,027.70 - Step 4: Simplify right side
437,451.70x = 68,916,813,616.75 - Step 5: Solve for x
x = 68,916,813,616.75/437,451.70 - Step 6: Final answer
x = 157,541.54
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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.