Finding the Fourth Proportional to 469,648.53, 704,502.09 and 132,714.99
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Solution
The fourth proportional to 469,648.53, 704,502.09 and 132,714.99 is: 199,080.76
Step by Step Solution
- Step 1: Write the proportion equation
469,648.53 : 704,502.09 = 132,714.99 : x - Step 2: Convert to fraction form
469,648.53/704,502.09 = 132,714.99/x - Step 3: Cross multiply
469,648.53x = 704,502.09 × 132,714.99 - Step 4: Simplify right side
469,648.53x = 93,497,987,829.33 - Step 5: Solve for x
x = 93,497,987,829.33/469,648.53 - Step 6: Final answer
x = 199,080.76
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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.