Finding the Fourth Proportional to 368,840.62, 552,932.70 and 144,149.96
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Solution
The fourth proportional to 368,840.62, 552,932.70 and 144,149.96 is: 216,096.66
Step by Step Solution
- Step 1: Write the proportion equation
368,840.62 : 552,932.70 = 144,149.96 : x - Step 2: Convert to fraction form
368,840.62/552,932.70 = 144,149.96/x - Step 3: Cross multiply
368,840.62x = 552,932.70 × 144,149.96 - Step 4: Simplify right side
368,840.62x = 79,705,226,587.69 - Step 5: Solve for x
x = 79,705,226,587.69/368,840.62 - Step 6: Final answer
x = 216,096.66
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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.