Finding the Fourth Proportional to 982,488.79, 1,473,733.06 and 272,516.84
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Solution
The fourth proportional to 982,488.79, 1,473,733.06 and 272,516.84 is: 408,775.23
Step by Step Solution
- Step 1: Write the proportion equation
982,488.79 : 1,473,733.06 = 272,516.84 : x - Step 2: Convert to fraction form
982,488.79/1,473,733.06 = 272,516.84/x - Step 3: Cross multiply
982,488.79x = 1,473,733.06 × 272,516.84 - Step 4: Simplify right side
982,488.79x = 401,617,076,514.73 - Step 5: Solve for x
x = 401,617,076,514.73/982,488.79 - Step 6: Final answer
x = 408,775.23
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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.