Finding the Fourth Proportional to 429,669.79, 592,878.49 and 248,346.79
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Solution
The fourth proportional to 429,669.79, 592,878.49 and 248,346.79 is: 342,680.53
Step by Step Solution
- Step 1: Write the proportion equation
429,669.79 : 592,878.49 = 248,346.79 : x - Step 2: Convert to fraction form
429,669.79/592,878.49 = 248,346.79/x - Step 3: Cross multiply
429,669.79x = 592,878.49 × 248,346.79 - Step 4: Simplify right side
429,669.79x = 147,239,469,851.55 - Step 5: Solve for x
x = 147,239,469,851.55/429,669.79 - Step 6: Final answer
x = 342,680.53
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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.