Finding the Fourth Proportional to 291,290.88, 437,106.12 and 122,800.92
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Solution
The fourth proportional to 291,290.88, 437,106.12 and 122,800.92 is: 184,272.96
Step by Step Solution
- Step 1: Write the proportion equation
291,290.88 : 437,106.12 = 122,800.92 : x - Step 2: Convert to fraction form
291,290.88/437,106.12 = 122,800.92/x - Step 3: Cross multiply
291,290.88x = 437,106.12 × 122,800.92 - Step 4: Simplify right side
291,290.88x = 53,677,033,673.63 - Step 5: Solve for x
x = 53,677,033,673.63/291,290.88 - Step 6: Final answer
x = 184,272.96
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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.