Finding the Fourth Proportional to 801,818.82, 1,106,201.75 and 457,673.92
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Solution
The fourth proportional to 801,818.82, 1,106,201.75 and 457,673.92 is: 631,414.07
Step by Step Solution
- Step 1: Write the proportion equation
801,818.82 : 1,106,201.75 = 457,673.92 : x - Step 2: Convert to fraction form
801,818.82/1,106,201.75 = 457,673.92/x - Step 3: Cross multiply
801,818.82x = 1,106,201.75 × 457,673.92 - Step 4: Simplify right side
801,818.82x = 506,279,687,895.76 - Step 5: Solve for x
x = 506,279,687,895.76/801,818.82 - Step 6: Final answer
x = 631,414.07
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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.