Finding the Fourth Proportional to 480,232.65, 720,323.01 and 243,569.19
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Solution
The fourth proportional to 480,232.65, 720,323.01 and 243,569.19 is: 365,340.62
Step by Step Solution
- Step 1: Write the proportion equation
480,232.65 : 720,323.01 = 243,569.19 : x - Step 2: Convert to fraction form
480,232.65/720,323.01 = 243,569.19/x - Step 3: Cross multiply
480,232.65x = 720,323.01 × 243,569.19 - Step 4: Simplify right side
480,232.65x = 175,448,492,084.06 - Step 5: Solve for x
x = 175,448,492,084.06/480,232.65 - Step 6: Final answer
x = 365,340.62
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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.