Finding the Fourth Proportional to 749,460.66, 1,124,205.58 and 275,902.26
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Solution
The fourth proportional to 749,460.66, 1,124,205.58 and 275,902.26 is: 413,858.76
Step by Step Solution
- Step 1: Write the proportion equation
749,460.66 : 1,124,205.58 = 275,902.26 : x - Step 2: Convert to fraction form
749,460.66/1,124,205.58 = 275,902.26/x - Step 3: Cross multiply
749,460.66x = 1,124,205.58 × 275,902.26 - Step 4: Simplify right side
749,460.66x = 310,170,860,226.61 - Step 5: Solve for x
x = 310,170,860,226.61/749,460.66 - Step 6: Final answer
x = 413,858.76
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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.