Finding the Fourth Proportional to 214,944.70, 322,417.05 and 194,277.55
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Solution
The fourth proportional to 214,944.70, 322,417.05 and 194,277.55 is: 291,416.33
Step by Step Solution
- Step 1: Write the proportion equation
214,944.70 : 322,417.05 = 194,277.55 : x - Step 2: Convert to fraction form
214,944.70/322,417.05 = 194,277.55/x - Step 3: Cross multiply
214,944.70x = 322,417.05 × 194,277.55 - Step 4: Simplify right side
214,944.70x = 62,638,394,552.23 - Step 5: Solve for x
x = 62,638,394,552.23/214,944.70 - Step 6: Final answer
x = 291,416.33
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1.5x scale
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.