Finding the Fourth Proportional to 955,004.18, 1,317,877.99 and 525,284.19
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Solution
The fourth proportional to 955,004.18, 1,317,877.99 and 525,284.19 is: 724,876.91
Step by Step Solution
- Step 1: Write the proportion equation
955,004.18 : 1,317,877.99 = 525,284.19 : x - Step 2: Convert to fraction form
955,004.18/1,317,877.99 = 525,284.19/x - Step 3: Cross multiply
955,004.18x = 1,317,877.99 × 525,284.19 - Step 4: Simplify right side
955,004.18x = 692,260,476,124.81 - Step 5: Solve for x
x = 692,260,476,124.81/955,004.18 - Step 6: Final answer
x = 724,876.91
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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.