Finding the Fourth Proportional to 332,177.68, 458,406.12 and 198,038.80
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Solution
The fourth proportional to 332,177.68, 458,406.12 and 198,038.80 is: 273,294.09
Step by Step Solution
- Step 1: Write the proportion equation
332,177.68 : 458,406.12 = 198,038.80 : x - Step 2: Convert to fraction form
332,177.68/458,406.12 = 198,038.80/x - Step 3: Cross multiply
332,177.68x = 458,406.12 × 198,038.80 - Step 4: Simplify right side
332,177.68x = 90,782,197,917.46 - Step 5: Solve for x
x = 90,782,197,917.46/332,177.68 - Step 6: Final answer
x = 273,294.09
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.