Finding the Fourth Proportional to 1,115,971.58, 1,674,172.84 and 476,265.98
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Solution
The fourth proportional to 1,115,971.58, 1,674,172.84 and 476,265.98 is: 714,490.93
Step by Step Solution
- Step 1: Write the proportion equation
1,115,971.58 : 1,674,172.84 = 476,265.98 : x - Step 2: Convert to fraction form
1,115,971.58/1,674,172.84 = 476,265.98/x - Step 3: Cross multiply
1,115,971.58x = 1,674,172.84 × 476,265.98 - Step 4: Simplify right side
1,115,971.58x = 797,351,568,331.98 - Step 5: Solve for x
x = 797,351,568,331.98/1,115,971.58 - Step 6: Final answer
x = 714,490.93
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.