Finding the Fourth Proportional to 519,009.09, 716,250.33 and 301,200.99
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Solution
The fourth proportional to 519,009.09, 716,250.33 and 301,200.99 is: 415,667.69
Step by Step Solution
- Step 1: Write the proportion equation
519,009.09 : 716,250.33 = 301,200.99 : x - Step 2: Convert to fraction form
519,009.09/716,250.33 = 301,200.99/x - Step 3: Cross multiply
519,009.09x = 716,250.33 × 301,200.99 - Step 4: Simplify right side
519,009.09x = 215,735,308,483.83 - Step 5: Solve for x
x = 215,735,308,483.83/519,009.09 - Step 6: Final answer
x = 415,667.69
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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.