Finding the Fourth Proportional to 803,871.18, 1,204,889.51 and 323,791.70
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Solution
The fourth proportional to 803,871.18, 1,204,889.51 and 323,791.70 is: 485,318.08
Step by Step Solution
- Step 1: Write the proportion equation
803,871.18 : 1,204,889.51 = 323,791.70 : x - Step 2: Convert to fraction form
803,871.18/1,204,889.51 = 323,791.70/x - Step 3: Cross multiply
803,871.18x = 1,204,889.51 × 323,791.70 - Step 4: Simplify right side
803,871.18x = 390,133,217,540.10 - Step 5: Solve for x
x = 390,133,217,540.10/803,871.18 - Step 6: Final answer
x = 485,318.08
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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.