Finding the Fourth Proportional to 865,891.22, 1,194,966.81 and 483,917.99
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Solution
The fourth proportional to 865,891.22, 1,194,966.81 and 483,917.99 is: 667,827.46
Step by Step Solution
- Step 1: Write the proportion equation
865,891.22 : 1,194,966.81 = 483,917.99 : x - Step 2: Convert to fraction form
865,891.22/1,194,966.81 = 483,917.99/x - Step 3: Cross multiply
865,891.22x = 1,194,966.81 × 483,917.99 - Step 4: Simplify right side
865,891.22x = 578,265,934,392.32 - Step 5: Solve for x
x = 578,265,934,392.32/865,891.22 - Step 6: Final answer
x = 667,827.46
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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.