Finding the Fourth Proportional to 851,177.99, 1,174,633.70 and 469,218.44
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Solution
The fourth proportional to 851,177.99, 1,174,633.70 and 469,218.44 is: 647,525.89
Step by Step Solution
- Step 1: Write the proportion equation
851,177.99 : 1,174,633.70 = 469,218.44 : x - Step 2: Convert to fraction form
851,177.99/1,174,633.70 = 469,218.44/x - Step 3: Cross multiply
851,177.99x = 1,174,633.70 × 469,218.44 - Step 4: Simplify right side
851,177.99x = 551,159,784,066.17 - Step 5: Solve for x
x = 551,159,784,066.17/851,177.99 - Step 6: Final answer
x = 647,525.89
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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.