Finding the Fourth Proportional to 473,201.11, 652,940.42 and 279,582.09
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Solution
The fourth proportional to 473,201.11, 652,940.42 and 279,582.09 is: 385,777.72
Step by Step Solution
- Step 1: Write the proportion equation
473,201.11 : 652,940.42 = 279,582.09 : x - Step 2: Convert to fraction form
473,201.11/652,940.42 = 279,582.09/x - Step 3: Cross multiply
473,201.11x = 652,940.42 × 279,582.09 - Step 4: Simplify right side
473,201.11x = 182,550,447,269.08 - Step 5: Solve for x
x = 182,550,447,269.08/473,201.11 - Step 6: Final answer
x = 385,777.72
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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.