Finding the Fourth Proportional to 288,264.97, 432,353.10 and 96,142.79
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Solution
The fourth proportional to 288,264.97, 432,353.10 and 96,142.79 is: 144,199.39
Step by Step Solution
- Step 1: Write the proportion equation
288,264.97 : 432,353.10 = 96,142.79 : x - Step 2: Convert to fraction form
288,264.97/432,353.10 = 96,142.79/x - Step 3: Cross multiply
288,264.97x = 432,353.10 × 96,142.79 - Step 4: Simplify right side
288,264.97x = 41,567,633,119.24 - Step 5: Solve for x
x = 41,567,633,119.24/288,264.97 - Step 6: Final answer
x = 144,199.39
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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.