Finding the Fourth Proportional to 250,900.18, 346,266.84 and 143,486.08
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Solution
The fourth proportional to 250,900.18, 346,266.84 and 143,486.08 is: 198,024.85
Step by Step Solution
- Step 1: Write the proportion equation
250,900.18 : 346,266.84 = 143,486.08 : x - Step 2: Convert to fraction form
250,900.18/346,266.84 = 143,486.08/x - Step 3: Cross multiply
250,900.18x = 346,266.84 × 143,486.08 - Step 4: Simplify right side
250,900.18x = 49,684,471,505.59 - Step 5: Solve for x
x = 49,684,471,505.59/250,900.18 - Step 6: Final answer
x = 198,024.85
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.