Finding the Fourth Proportional to 517,429.66, 776,272.63 and 247,762.99
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Solution
The fourth proportional to 517,429.66, 776,272.63 and 247,762.99 is: 371,705.84
Step by Step Solution
- Step 1: Write the proportion equation
517,429.66 : 776,272.63 = 247,762.99 : x - Step 2: Convert to fraction form
517,429.66/776,272.63 = 247,762.99/x - Step 3: Cross multiply
517,429.66x = 776,272.63 × 247,762.99 - Step 4: Simplify right side
517,429.66x = 192,331,627,863.96 - Step 5: Solve for x
x = 192,331,627,863.96/517,429.66 - Step 6: Final answer
x = 371,705.84
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.