Finding the Fourth Proportional to 851,162.99, 1,174,612.79 and 469,203.44
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Solution
The fourth proportional to 851,162.99, 1,174,612.79 and 469,203.44 is: 647,505.08
Step by Step Solution
- Step 1: Write the proportion equation
851,162.99 : 1,174,612.79 = 469,203.44 : x - Step 2: Convert to fraction form
851,162.99/1,174,612.79 = 469,203.44/x - Step 3: Cross multiply
851,162.99x = 1,174,612.79 × 469,203.44 - Step 4: Simplify right side
851,162.99x = 551,132,357,035.94 - Step 5: Solve for x
x = 551,132,357,035.94/851,162.99 - Step 6: Final answer
x = 647,505.08
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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.