Finding the Fourth Proportional to 627,562.80, 942,124.20 and 624,685.68
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Solution
The fourth proportional to 627,562.80, 942,124.20 and 624,685.68 is: 937,804.94
Step by Step Solution
- Step 1: Write the proportion equation
627,562.80 : 942,124.20 = 624,685.68 : x - Step 2: Convert to fraction form
627,562.80/942,124.20 = 624,685.68/x - Step 3: Cross multiply
627,562.80x = 942,124.20 × 624,685.68 - Step 4: Simplify right side
627,562.80x = 588,531,496,521.46 - Step 5: Solve for x
x = 588,531,496,521.46/627,562.80 - Step 6: Final answer
x = 937,804.94
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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.