Finding the Fourth Proportional to 456,267.20, 629,637.44 and 252,329.52
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Solution
The fourth proportional to 456,267.20, 629,637.44 and 252,329.52 is: 348,208.49
Step by Step Solution
- Step 1: Write the proportion equation
456,267.20 : 629,637.44 = 252,329.52 : x - Step 2: Convert to fraction form
456,267.20/629,637.44 = 252,329.52/x - Step 3: Cross multiply
456,267.20x = 629,637.44 × 252,329.52 - Step 4: Simplify right side
456,267.20x = 158,876,113,009.23 - Step 5: Solve for x
x = 158,876,113,009.23/456,267.20 - Step 6: Final answer
x = 348,208.49
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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.