Finding the Fourth Proportional to 460,992.14, 636,175.95 and 257,037.02
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Solution
The fourth proportional to 460,992.14, 636,175.95 and 257,037.02 is: 354,714.88
Step by Step Solution
- Step 1: Write the proportion equation
460,992.14 : 636,175.95 = 257,037.02 : x - Step 2: Convert to fraction form
460,992.14/636,175.95 = 257,037.02/x - Step 3: Cross multiply
460,992.14x = 636,175.95 × 257,037.02 - Step 4: Simplify right side
460,992.14x = 163,520,770,383.67 - Step 5: Solve for x
x = 163,520,770,383.67/460,992.14 - Step 6: Final answer
x = 354,714.88
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.