Finding the Fourth Proportional to 302,904.24, 418,007.85 and 166,938.19
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Solution
The fourth proportional to 302,904.24, 418,007.85 and 166,938.19 is: 230,374.70
Step by Step Solution
- Step 1: Write the proportion equation
302,904.24 : 418,007.85 = 166,938.19 : x - Step 2: Convert to fraction form
302,904.24/418,007.85 = 166,938.19/x - Step 3: Cross multiply
302,904.24x = 418,007.85 × 166,938.19 - Step 4: Simplify right side
302,904.24x = 69,781,474,797.94 - Step 5: Solve for x
x = 69,781,474,797.94/302,904.24 - Step 6: Final answer
x = 230,374.70
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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.