Finding the Fourth Proportional to 490,063.17, 735,003.63 and 153,112.08
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Solution
The fourth proportional to 490,063.17, 735,003.63 and 153,112.08 is: 229,639.65
Step by Step Solution
- Step 1: Write the proportion equation
490,063.17 : 735,003.63 = 153,112.08 : x - Step 2: Convert to fraction form
490,063.17/735,003.63 = 153,112.08/x - Step 3: Cross multiply
490,063.17x = 735,003.63 × 153,112.08 - Step 4: Simplify right side
490,063.17x = 112,537,934,596.85 - Step 5: Solve for x
x = 112,537,934,596.85/490,063.17 - Step 6: Final answer
x = 229,639.65
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.