Finding the Fourth Proportional to 891,174.84, 1,229,498.16 and 585,415.88
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Solution
The fourth proportional to 891,174.84, 1,229,498.16 and 585,415.88 is: 807,661.66
Step by Step Solution
- Step 1: Write the proportion equation
891,174.84 : 1,229,498.16 = 585,415.88 : x - Step 2: Convert to fraction form
891,174.84/1,229,498.16 = 585,415.88/x - Step 3: Cross multiply
891,174.84x = 1,229,498.16 × 585,415.88 - Step 4: Simplify right side
891,174.84x = 719,767,747,294.78 - Step 5: Solve for x
x = 719,767,747,294.78/891,174.84 - Step 6: Final answer
x = 807,661.66
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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.