Finding the Fourth Proportional to 837,771.24, 1,156,129.32 and 455,800.74
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Solution
The fourth proportional to 837,771.24, 1,156,129.32 and 455,800.74 is: 629,007.75
Step by Step Solution
- Step 1: Write the proportion equation
837,771.24 : 1,156,129.32 = 455,800.74 : x - Step 2: Convert to fraction form
837,771.24/1,156,129.32 = 455,800.74/x - Step 3: Cross multiply
837,771.24x = 1,156,129.32 × 455,800.74 - Step 4: Simplify right side
837,771.24x = 526,964,599,591.70 - Step 5: Solve for x
x = 526,964,599,591.70/837,771.24 - Step 6: Final answer
x = 629,007.75
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.