Finding the Fourth Proportional to 493,762.22, 681,391.23 and 267,408.62
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Solution
The fourth proportional to 493,762.22, 681,391.23 and 267,408.62 is: 369,023.55
Step by Step Solution
- Step 1: Write the proportion equation
493,762.22 : 681,391.23 = 267,408.62 : x - Step 2: Convert to fraction form
493,762.22/681,391.23 = 267,408.62/x - Step 3: Cross multiply
493,762.22x = 681,391.23 × 267,408.62 - Step 4: Simplify right side
493,762.22x = 182,209,888,494.40 - Step 5: Solve for x
x = 182,209,888,494.40/493,762.22 - Step 6: Final answer
x = 369,023.55
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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.