Finding the Fourth Proportional to 545,247.99, 752,458.95 and 296,906.40
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Solution
The fourth proportional to 545,247.99, 752,458.95 and 296,906.40 is: 409,739.94
Step by Step Solution
- Step 1: Write the proportion equation
545,247.99 : 752,458.95 = 296,906.40 : x - Step 2: Convert to fraction form
545,247.99/752,458.95 = 296,906.40/x - Step 3: Cross multiply
545,247.99x = 752,458.95 × 296,906.40 - Step 4: Simplify right side
545,247.99x = 223,409,877,992.28 - Step 5: Solve for x
x = 223,409,877,992.28/545,247.99 - Step 6: Final answer
x = 409,739.94
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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.