Finding the Fourth Proportional to 800,940.24, 1,105,252.56 and 438,363.36
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Solution
The fourth proportional to 800,940.24, 1,105,252.56 and 438,363.36 is: 604,916.82
Step by Step Solution
- Step 1: Write the proportion equation
800,940.24 : 1,105,252.56 = 438,363.36 : x - Step 2: Convert to fraction form
800,940.24/1,105,252.56 = 438,363.36/x - Step 3: Cross multiply
800,940.24x = 1,105,252.56 × 438,363.36 - Step 4: Simplify right side
800,940.24x = 484,502,225,850.20 - Step 5: Solve for x
x = 484,502,225,850.20/800,940.24 - Step 6: Final answer
x = 604,916.82
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.