Finding the Fourth Proportional to 940,733.29, 1,411,099.99 and 408,242.53
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Solution
The fourth proportional to 940,733.29, 1,411,099.99 and 408,242.53 is: 612,363.82
Step by Step Solution
- Step 1: Write the proportion equation
940,733.29 : 1,411,099.99 = 408,242.53 : x - Step 2: Convert to fraction form
940,733.29/1,411,099.99 = 408,242.53/x - Step 3: Cross multiply
940,733.29x = 1,411,099.99 × 408,242.53 - Step 4: Simplify right side
940,733.29x = 576,071,030,743.84 - Step 5: Solve for x
x = 576,071,030,743.84/940,733.29 - Step 6: Final answer
x = 612,363.82
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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.