Finding the Fourth Proportional to 263,964.30, 395,946.45 and 260,027.70
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Solution
The fourth proportional to 263,964.30, 395,946.45 and 260,027.70 is: 390,041.55
Step by Step Solution
- Step 1: Write the proportion equation
263,964.30 : 395,946.45 = 260,027.70 : x - Step 2: Convert to fraction form
263,964.30/395,946.45 = 260,027.70/x - Step 3: Cross multiply
263,964.30x = 395,946.45 × 260,027.70 - Step 4: Simplify right side
263,964.30x = 102,957,044,716.67 - Step 5: Solve for x
x = 102,957,044,716.67/263,964.30 - Step 6: Final answer
x = 390,041.55
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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.