Finding the Fourth Proportional to 749,458.66, 1,124,202.57 and 275,900.26
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Solution
The fourth proportional to 749,458.66, 1,124,202.57 and 275,900.26 is: 413,855.76
Step by Step Solution
- Step 1: Write the proportion equation
749,458.66 : 1,124,202.57 = 275,900.26 : x - Step 2: Convert to fraction form
749,458.66/1,124,202.57 = 275,900.26/x - Step 3: Cross multiply
749,458.66x = 1,124,202.57 × 275,900.26 - Step 4: Simplify right side
749,458.66x = 310,167,781,355.67 - Step 5: Solve for x
x = 310,167,781,355.67/749,458.66 - Step 6: Final answer
x = 413,855.76
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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.