Finding the Fourth Proportional to 400,976.47, 601,465.94 and 101,456.99
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Solution
The fourth proportional to 400,976.47, 601,465.94 and 101,456.99 is: 152,185.79
Step by Step Solution
- Step 1: Write the proportion equation
400,976.47 : 601,465.94 = 101,456.99 : x - Step 2: Convert to fraction form
400,976.47/601,465.94 = 101,456.99/x - Step 3: Cross multiply
400,976.47x = 601,465.94 × 101,456.99 - Step 4: Simplify right side
400,976.47x = 61,022,920,852.59 - Step 5: Solve for x
x = 61,022,920,852.59/400,976.47 - Step 6: Final answer
x = 152,185.79
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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.