Finding the Fourth Proportional to 646,377.20, 968,952.36 and 225,540.08
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Solution
The fourth proportional to 646,377.20, 968,952.36 and 225,540.08 is: 338,096.07
Step by Step Solution
- Step 1: Write the proportion equation
646,377.20 : 968,952.36 = 225,540.08 : x - Step 2: Convert to fraction form
646,377.20/968,952.36 = 225,540.08/x - Step 3: Cross multiply
646,377.20x = 968,952.36 × 225,540.08 - Step 4: Simplify right side
646,377.20x = 218,537,592,790.59 - Step 5: Solve for x
x = 218,537,592,790.59/646,377.20 - Step 6: Final answer
x = 338,096.07
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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.