Finding the Fourth Proportional to 288,534.24, 432,956.88 and 120,170.88
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Solution
The fourth proportional to 288,534.24, 432,956.88 and 120,170.88 is: 180,321.09
Step by Step Solution
- Step 1: Write the proportion equation
288,534.24 : 432,956.88 = 120,170.88 : x - Step 2: Convert to fraction form
288,534.24/432,956.88 = 120,170.88/x - Step 3: Cross multiply
288,534.24x = 432,956.88 × 120,170.88 - Step 4: Simplify right side
288,534.24x = 52,028,809,271.65 - Step 5: Solve for x
x = 52,028,809,271.65/288,534.24 - Step 6: Final answer
x = 180,321.09
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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.