Finding the Fourth Proportional to 288,244.76, 432,365.52 and 98,706.79
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Solution
The fourth proportional to 288,244.76, 432,365.52 and 98,706.79 is: 148,059.62
Step by Step Solution
- Step 1: Write the proportion equation
288,244.76 : 432,365.52 = 98,706.79 : x - Step 2: Convert to fraction form
288,244.76/432,365.52 = 98,706.79/x - Step 3: Cross multiply
288,244.76x = 432,365.52 × 98,706.79 - Step 4: Simplify right side
288,244.76x = 42,677,410,424.05 - Step 5: Solve for x
x = 42,677,410,424.05/288,244.76 - Step 6: Final answer
x = 148,059.62
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1.5x scale
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.