Finding the Fourth Proportional to 818,115.93, 1,226,763.24 and 476,669.88
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Solution
The fourth proportional to 818,115.93, 1,226,763.24 and 476,669.88 is: 714,765.55
Step by Step Solution
- Step 1: Write the proportion equation
818,115.93 : 1,226,763.24 = 476,669.88 : x - Step 2: Convert to fraction form
818,115.93/1,226,763.24 = 476,669.88/x - Step 3: Cross multiply
818,115.93x = 1,226,763.24 × 476,669.88 - Step 4: Simplify right side
818,115.93x = 584,761,086,399.21 - Step 5: Solve for x
x = 584,761,086,399.21/818,115.93 - Step 6: Final answer
x = 714,765.55
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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.