Finding the Fourth Proportional to 539,714.14, 808,926.09 and 251,135.98
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Solution
The fourth proportional to 539,714.14, 808,926.09 and 251,135.98 is: 376,403.79
Step by Step Solution
- Step 1: Write the proportion equation
539,714.14 : 808,926.09 = 251,135.98 : x - Step 2: Convert to fraction form
539,714.14/808,926.09 = 251,135.98/x - Step 3: Cross multiply
539,714.14x = 808,926.09 × 251,135.98 - Step 4: Simplify right side
539,714.14x = 203,150,446,359.72 - Step 5: Solve for x
x = 203,150,446,359.72/539,714.14 - Step 6: Final answer
x = 376,403.79
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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.