Finding the Fourth Proportional to 375,108.87, 517,637.34 and 214,016.07
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Solution
The fourth proportional to 375,108.87, 517,637.34 and 214,016.07 is: 295,334.82
Step by Step Solution
- Step 1: Write the proportion equation
375,108.87 : 517,637.34 = 214,016.07 : x - Step 2: Convert to fraction form
375,108.87/517,637.34 = 214,016.07/x - Step 3: Cross multiply
375,108.87x = 517,637.34 × 214,016.07 - Step 4: Simplify right side
375,108.87x = 110,782,709,192.05 - Step 5: Solve for x
x = 110,782,709,192.05/375,108.87 - Step 6: Final answer
x = 295,334.82
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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.