Finding the Fourth Proportional to 490,168.18, 735,252.87 and 153,210.56
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Solution
The fourth proportional to 490,168.18, 735,252.87 and 153,210.56 is: 229,816.03
Step by Step Solution
- Step 1: Write the proportion equation
490,168.18 : 735,252.87 = 153,210.56 : x - Step 2: Convert to fraction form
490,168.18/735,252.87 = 153,210.56/x - Step 3: Cross multiply
490,168.18x = 735,252.87 × 153,210.56 - Step 4: Simplify right side
490,168.18x = 112,648,503,954.31 - Step 5: Solve for x
x = 112,648,503,954.31/490,168.18 - Step 6: Final answer
x = 229,816.03
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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.