Finding the Fourth Proportional to 523,512.86, 785,092.68 and 199,223.99
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Solution
The fourth proportional to 523,512.86, 785,092.68 and 199,223.99 is: 298,768.77
Step by Step Solution
- Step 1: Write the proportion equation
523,512.86 : 785,092.68 = 199,223.99 : x - Step 2: Convert to fraction form
523,512.86/785,092.68 = 199,223.99/x - Step 3: Cross multiply
523,512.86x = 785,092.68 × 199,223.99 - Step 4: Simplify right side
523,512.86x = 156,409,292,303.93 - Step 5: Solve for x
x = 156,409,292,303.93/523,512.86 - Step 6: Final answer
x = 298,768.77
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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.