Finding the Fourth Proportional to 234,258.80, 323,277.35 and 126,828.90
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Solution
The fourth proportional to 234,258.80, 323,277.35 and 126,828.90 is: 175,023.99
Step by Step Solution
- Step 1: Write the proportion equation
234,258.80 : 323,277.35 = 126,828.90 : x - Step 2: Convert to fraction form
234,258.80/323,277.35 = 126,828.90/x - Step 3: Cross multiply
234,258.80x = 323,277.35 × 126,828.90 - Step 4: Simplify right side
234,258.80x = 41,000,910,061.27 - Step 5: Solve for x
x = 41,000,910,061.27/234,258.80 - Step 6: Final answer
x = 175,023.99
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1.5x scale
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.