Finding the Fourth Proportional to 976,498.88, 1,347,350.51 and 589,377.09
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Solution
The fourth proportional to 976,498.88, 1,347,350.51 and 589,377.09 is: 813,208.84
Step by Step Solution
- Step 1: Write the proportion equation
976,498.88 : 1,347,350.51 = 589,377.09 : x - Step 2: Convert to fraction form
976,498.88/1,347,350.51 = 589,377.09/x - Step 3: Cross multiply
976,498.88x = 1,347,350.51 × 589,377.09 - Step 4: Simplify right side
976,498.88x = 794,097,519,846.93 - Step 5: Solve for x
x = 794,097,519,846.93/976,498.88 - Step 6: Final answer
x = 813,208.84
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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.