Finding the Fourth Proportional to 261,347.30, 360,769.37 and 176,579.18
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Solution
The fourth proportional to 261,347.30, 360,769.37 and 176,579.18 is: 243,753.65
Step by Step Solution
- Step 1: Write the proportion equation
261,347.30 : 360,769.37 = 176,579.18 : x - Step 2: Convert to fraction form
261,347.30/360,769.37 = 176,579.18/x - Step 3: Cross multiply
261,347.30x = 360,769.37 × 176,579.18 - Step 4: Simplify right side
261,347.30x = 63,704,356,836.97 - Step 5: Solve for x
x = 63,704,356,836.97/261,347.30 - Step 6: Final answer
x = 243,753.65
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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.