Finding the Fourth Proportional to 261,347.55, 360,769.71 and 176,579.43
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Solution
The fourth proportional to 261,347.55, 360,769.71 and 176,579.43 is: 243,753.99
Step by Step Solution
- Step 1: Write the proportion equation
261,347.55 : 360,769.71 = 176,579.43 : x - Step 2: Convert to fraction form
261,347.55/360,769.71 = 176,579.43/x - Step 3: Cross multiply
261,347.55x = 360,769.71 × 176,579.43 - Step 4: Simplify right side
261,347.55x = 63,704,507,949.22 - Step 5: Solve for x
x = 63,704,507,949.22/261,347.55 - Step 6: Final answer
x = 243,753.99
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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.