Finding the Fourth Proportional to 288,290.24, 432,458.40 and 101,343.68
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Solution
The fourth proportional to 288,290.24, 432,458.40 and 101,343.68 is: 152,023.62
Step by Step Solution
- Step 1: Write the proportion equation
288,290.24 : 432,458.40 = 101,343.68 : x - Step 2: Convert to fraction form
288,290.24/432,458.40 = 101,343.68/x - Step 3: Cross multiply
288,290.24x = 432,458.40 × 101,343.68 - Step 4: Simplify right side
288,290.24x = 43,826,925,702.91 - Step 5: Solve for x
x = 43,826,925,702.91/288,290.24 - Step 6: Final answer
x = 152,023.62
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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.