Finding the Fourth Proportional to 890,666.70, 1,336,000.05 and 216,742.65
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Solution
The fourth proportional to 890,666.70, 1,336,000.05 and 216,742.65 is: 325,113.98
Step by Step Solution
- Step 1: Write the proportion equation
890,666.70 : 1,336,000.05 = 216,742.65 : x - Step 2: Convert to fraction form
890,666.70/1,336,000.05 = 216,742.65/x - Step 3: Cross multiply
890,666.70x = 1,336,000.05 × 216,742.65 - Step 4: Simplify right side
890,666.70x = 289,568,191,237.13 - Step 5: Solve for x
x = 289,568,191,237.13/890,666.70 - Step 6: Final answer
x = 325,113.98
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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.