Finding the Fourth Proportional to 554,115.70, 829,099.95 and 367,491.70
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Solution
The fourth proportional to 554,115.70, 829,099.95 and 367,491.70 is: 549,862.33
Step by Step Solution
- Step 1: Write the proportion equation
554,115.70 : 829,099.95 = 367,491.70 : x - Step 2: Convert to fraction form
554,115.70/829,099.95 = 367,491.70/x - Step 3: Cross multiply
554,115.70x = 829,099.95 × 367,491.70 - Step 4: Simplify right side
554,115.70x = 304,687,350,095.42 - Step 5: Solve for x
x = 304,687,350,095.42/554,115.70 - Step 6: Final answer
x = 549,862.33
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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.