Finding the Fourth Proportional to 429,258.79, 592,257.09 and 268,277.37
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Solution
The fourth proportional to 429,258.79, 592,257.09 and 268,277.37 is: 370,147.75
Step by Step Solution
- Step 1: Write the proportion equation
429,258.79 : 592,257.09 = 268,277.37 : x - Step 2: Convert to fraction form
429,258.79/592,257.09 = 268,277.37/x - Step 3: Cross multiply
429,258.79x = 592,257.09 × 268,277.37 - Step 4: Simplify right side
429,258.79x = 158,889,174,469.05 - Step 5: Solve for x
x = 158,889,174,469.05/429,258.79 - Step 6: Final answer
x = 370,147.75
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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.