Finding the Fourth Proportional to 228,368.94, 342,586.20 and 70,609.68
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Solution
The fourth proportional to 228,368.94, 342,586.20 and 70,609.68 is: 105,924.66
Step by Step Solution
- Step 1: Write the proportion equation
228,368.94 : 342,586.20 = 70,609.68 : x - Step 2: Convert to fraction form
228,368.94/342,586.20 = 70,609.68/x - Step 3: Cross multiply
228,368.94x = 342,586.20 × 70,609.68 - Step 4: Simplify right side
228,368.94x = 24,189,901,954.42 - Step 5: Solve for x
x = 24,189,901,954.42/228,368.94 - Step 6: Final answer
x = 105,924.66
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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.