Finding the Fourth Proportional to 424,889.10, 586,363.68 and 233,920.26
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Solution
The fourth proportional to 424,889.10, 586,363.68 and 233,920.26 is: 322,819.17
Step by Step Solution
- Step 1: Write the proportion equation
424,889.10 : 586,363.68 = 233,920.26 : x - Step 2: Convert to fraction form
424,889.10/586,363.68 = 233,920.26/x - Step 3: Cross multiply
424,889.10x = 586,363.68 × 233,920.26 - Step 4: Simplify right side
424,889.10x = 137,162,344,480.16 - Step 5: Solve for x
x = 137,162,344,480.16/424,889.10 - Step 6: Final answer
x = 322,819.17
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1.5x scale
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.