Finding the Fourth Proportional to 955,286.63, 1,318,295.50 and 525,557.53
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Solution
The fourth proportional to 955,286.63, 1,318,295.50 and 525,557.53 is: 725,269.37
Step by Step Solution
- Step 1: Write the proportion equation
955,286.63 : 1,318,295.50 = 525,557.53 : x - Step 2: Convert to fraction form
955,286.63/1,318,295.50 = 525,557.53/x - Step 3: Cross multiply
955,286.63x = 1,318,295.50 × 525,557.53 - Step 4: Simplify right side
955,286.63x = 692,840,127,124.09 - Step 5: Solve for x
x = 692,840,127,124.09/955,286.63 - Step 6: Final answer
x = 725,269.37
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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.