Finding the Fourth Proportional to 339,008.76, 508,534.74 and 114,391.80
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Solution
The fourth proportional to 339,008.76, 508,534.74 and 114,391.80 is: 171,594.99
Step by Step Solution
- Step 1: Write the proportion equation
339,008.76 : 508,534.74 = 114,391.80 : x - Step 2: Convert to fraction form
339,008.76/508,534.74 = 114,391.80/x - Step 3: Cross multiply
339,008.76x = 508,534.74 × 114,391.80 - Step 4: Simplify right side
339,008.76x = 58,172,204,271.13 - Step 5: Solve for x
x = 58,172,204,271.13/339,008.76 - Step 6: Final answer
x = 171,594.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.