Finding the Fourth Proportional to 912,373.94, 1,259,053.74 and 504,465.44
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Solution
The fourth proportional to 912,373.94, 1,259,053.74 and 504,465.44 is: 696,149.97
Step by Step Solution
- Step 1: Write the proportion equation
912,373.94 : 1,259,053.74 = 504,465.44 : x - Step 2: Convert to fraction form
912,373.94/1,259,053.74 = 504,465.44/x - Step 3: Cross multiply
912,373.94x = 1,259,053.74 × 504,465.44 - Step 4: Simplify right side
912,373.94x = 635,149,092,637.48 - Step 5: Solve for x
x = 635,149,092,637.48/912,373.94 - Step 6: Final answer
x = 696,149.97
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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.