Finding the Fourth Proportional to 964,842.24, 1,331,564.04 and 535,260.75
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Solution
The fourth proportional to 964,842.24, 1,331,564.04 and 535,260.75 is: 738,705.19
Step by Step Solution
- Step 1: Write the proportion equation
964,842.24 : 1,331,564.04 = 535,260.75 : x - Step 2: Convert to fraction form
964,842.24/1,331,564.04 = 535,260.75/x - Step 3: Cross multiply
964,842.24x = 1,331,564.04 × 535,260.75 - Step 4: Simplify right side
964,842.24x = 712,733,966,723.43 - Step 5: Solve for x
x = 712,733,966,723.43/964,842.24 - Step 6: Final answer
x = 738,705.19
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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.