Finding the Fourth Proportional to 490,646.98, 735,730.59 and 202,404.94
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Solution
The fourth proportional to 490,646.98, 735,730.59 and 202,404.94 is: 303,508.44
Step by Step Solution
- Step 1: Write the proportion equation
490,646.98 : 735,730.59 = 202,404.94 : x - Step 2: Convert to fraction form
490,646.98/735,730.59 = 202,404.94/x - Step 3: Cross multiply
490,646.98x = 735,730.59 × 202,404.94 - Step 4: Simplify right side
490,646.98x = 148,915,501,234.44 - Step 5: Solve for x
x = 148,915,501,234.44/490,646.98 - Step 6: Final answer
x = 303,508.44
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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.