Finding the Fourth Proportional to 490,317.26, 735,475.91 and 174,552.72
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Solution
The fourth proportional to 490,317.26, 735,475.91 and 174,552.72 is: 261,829.09
Step by Step Solution
- Step 1: Write the proportion equation
490,317.26 : 735,475.91 = 174,552.72 : x - Step 2: Convert to fraction form
490,317.26/735,475.91 = 174,552.72/x - Step 3: Cross multiply
490,317.26x = 735,475.91 × 174,552.72 - Step 4: Simplify right side
490,317.26x = 128,379,319,712.21 - Step 5: Solve for x
x = 128,379,319,712.21/490,317.26 - Step 6: Final answer
x = 261,829.09
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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.