Finding the Fourth Proportional to 474,548.05, 654,876.30 and 259,688.19
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Solution
The fourth proportional to 474,548.05, 654,876.30 and 259,688.19 is: 358,369.70
Step by Step Solution
- Step 1: Write the proportion equation
474,548.05 : 654,876.30 = 259,688.19 : x - Step 2: Convert to fraction form
474,548.05/654,876.30 = 259,688.19/x - Step 3: Cross multiply
474,548.05x = 654,876.30 × 259,688.19 - Step 4: Simplify right side
474,548.05x = 170,063,641,020.90 - Step 5: Solve for x
x = 170,063,641,020.90/474,548.05 - Step 6: Final answer
x = 358,369.70
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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.