Finding the Fourth Proportional to 338,966.27, 508,250.06 and 128,618.99
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Solution
The fourth proportional to 338,966.27, 508,250.06 and 128,618.99 is: 192,852.84
Step by Step Solution
- Step 1: Write the proportion equation
338,966.27 : 508,250.06 = 128,618.99 : x - Step 2: Convert to fraction form
338,966.27/508,250.06 = 128,618.99/x - Step 3: Cross multiply
338,966.27x = 508,250.06 × 128,618.99 - Step 4: Simplify right side
338,966.27x = 65,370,608,741.54 - Step 5: Solve for x
x = 65,370,608,741.54/338,966.27 - Step 6: Final answer
x = 192,852.84
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.