Finding the Fourth Proportional to 1,016,171.99, 1,524,258.63 and 258,070.31
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Solution
The fourth proportional to 1,016,171.99, 1,524,258.63 and 258,070.31 is: 387,105.62
Step by Step Solution
- Step 1: Write the proportion equation
1,016,171.99 : 1,524,258.63 = 258,070.31 : x - Step 2: Convert to fraction form
1,016,171.99/1,524,258.63 = 258,070.31/x - Step 3: Cross multiply
1,016,171.99x = 1,524,258.63 × 258,070.31 - Step 4: Simplify right side
1,016,171.99x = 393,365,889,542.98 - Step 5: Solve for x
x = 393,365,889,542.98/1,016,171.99 - Step 6: Final answer
x = 387,105.62
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1.5x scale
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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.