Finding the Fourth Proportional to 527,173.88, 791,201.46 and 477,572.76
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Solution
The fourth proportional to 527,173.88, 791,201.46 and 477,572.76 is: 716,758.32
Step by Step Solution
- Step 1: Write the proportion equation
527,173.88 : 791,201.46 = 477,572.76 : x - Step 2: Convert to fraction form
527,173.88/791,201.46 = 477,572.76/x - Step 3: Cross multiply
527,173.88x = 791,201.46 × 477,572.76 - Step 4: Simplify right side
527,173.88x = 377,856,264,968.23 - Step 5: Solve for x
x = 377,856,264,968.23/527,173.88 - Step 6: Final answer
x = 716,758.32
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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.