Finding the Fourth Proportional to 338,913.52, 467,699.88 and 195,669.88
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Solution
The fourth proportional to 338,913.52, 467,699.88 and 195,669.88 is: 270,023.99
Step by Step Solution
- Step 1: Write the proportion equation
338,913.52 : 467,699.88 = 195,669.88 : x - Step 2: Convert to fraction form
338,913.52/467,699.88 = 195,669.88/x - Step 3: Cross multiply
338,913.52x = 467,699.88 × 195,669.88 - Step 4: Simplify right side
338,913.52x = 91,514,779,395.61 - Step 5: Solve for x
x = 91,514,779,395.61/338,913.52 - Step 6: Final answer
x = 270,023.99
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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.