Finding the Fourth Proportional to 651,827.40, 977,704.65 and 202,544.70
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Solution
The fourth proportional to 651,827.40, 977,704.65 and 202,544.70 is: 303,805.72
Step by Step Solution
- Step 1: Write the proportion equation
651,827.40 : 977,704.65 = 202,544.70 : x - Step 2: Convert to fraction form
651,827.40/977,704.65 = 202,544.70/x - Step 3: Cross multiply
651,827.40x = 977,704.65 × 202,544.70 - Step 4: Simplify right side
651,827.40x = 198,028,895,022.86 - Step 5: Solve for x
x = 198,028,895,022.86/651,827.40 - Step 6: Final answer
x = 303,805.72
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1.5x scale
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.