Finding the Fourth Proportional to 321,752.24, 444,009.63 and 176,557.58
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Solution
The fourth proportional to 321,752.24, 444,009.63 and 176,557.58 is: 243,644.82
Step by Step Solution
- Step 1: Write the proportion equation
321,752.24 : 444,009.63 = 176,557.58 : x - Step 2: Convert to fraction form
321,752.24/444,009.63 = 176,557.58/x - Step 3: Cross multiply
321,752.24x = 444,009.63 × 176,557.58 - Step 4: Simplify right side
321,752.24x = 78,393,265,769.50 - Step 5: Solve for x
x = 78,393,265,769.50/321,752.24 - Step 6: Final answer
x = 243,644.82
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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.