Finding the Fourth Proportional to 408,282.26, 563,438.66 and 224,509.18
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Solution
The fourth proportional to 408,282.26, 563,438.66 and 224,509.18 is: 309,827.70
Step by Step Solution
- Step 1: Write the proportion equation
408,282.26 : 563,438.66 = 224,509.18 : x - Step 2: Convert to fraction form
408,282.26/563,438.66 = 224,509.18/x - Step 3: Cross multiply
408,282.26x = 563,438.66 × 224,509.18 - Step 4: Simplify right side
408,282.26x = 126,497,150,689.58 - Step 5: Solve for x
x = 126,497,150,689.58/408,282.26 - Step 6: Final answer
x = 309,827.70
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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.