Finding the Fourth Proportional to 338,090.63, 466,579.64 and 187,187.63
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Solution
The fourth proportional to 338,090.63, 466,579.64 and 187,187.63 is: 258,326.99
Step by Step Solution
- Step 1: Write the proportion equation
338,090.63 : 466,579.64 = 187,187.63 : x - Step 2: Convert to fraction form
338,090.63/466,579.64 = 187,187.63/x - Step 3: Cross multiply
338,090.63x = 466,579.64 × 187,187.63 - Step 4: Simplify right side
338,090.63x = 87,337,935,152.92 - Step 5: Solve for x
x = 87,337,935,152.92/338,090.63 - Step 6: Final answer
x = 258,326.99
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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.