Finding the Fourth Proportional to 955,301.23, 1,318,313.64 and 525,580.44
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Solution
The fourth proportional to 955,301.23, 1,318,313.64 and 525,580.44 is: 725,299.88
Step by Step Solution
- Step 1: Write the proportion equation
955,301.23 : 1,318,313.64 = 525,580.44 : x - Step 2: Convert to fraction form
955,301.23/1,318,313.64 = 525,580.44/x - Step 3: Cross multiply
955,301.23x = 1,318,313.64 × 525,580.44 - Step 4: Simplify right side
955,301.23x = 692,879,862,969.20 - Step 5: Solve for x
x = 692,879,862,969.20/955,301.23 - Step 6: Final answer
x = 725,299.88
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1.5x scale
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.