Finding the Fourth Proportional to 251,169.90, 375,129.12 and 227,430.02
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Solution
The fourth proportional to 251,169.90, 375,129.12 and 227,430.02 is: 339,672.96
Step by Step Solution
- Step 1: Write the proportion equation
251,169.90 : 375,129.12 = 227,430.02 : x - Step 2: Convert to fraction form
251,169.90/375,129.12 = 227,430.02/x - Step 3: Cross multiply
251,169.90x = 375,129.12 × 227,430.02 - Step 4: Simplify right side
251,169.90x = 85,315,623,264.18 - Step 5: Solve for x
x = 85,315,623,264.18/251,169.90 - Step 6: Final answer
x = 339,672.96
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.