Finding the Fourth Proportional to 527,391.00, 727,782.49 and 294,811.75
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Solution
The fourth proportional to 527,391.00, 727,782.49 and 294,811.75 is: 406,830.66
Step by Step Solution
- Step 1: Write the proportion equation
527,391.00 : 727,782.49 = 294,811.75 : x - Step 2: Convert to fraction form
527,391.00/727,782.49 = 294,811.75/x - Step 3: Cross multiply
527,391.00x = 727,782.49 × 294,811.75 - Step 4: Simplify right side
527,391.00x = 214,558,829,496.26 - Step 5: Solve for x
x = 214,558,829,496.26/527,391.00 - Step 6: Final answer
x = 406,830.66
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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.