Finding the Fourth Proportional to 424,414.36, 585,688.75 and 233,423.65
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Solution
The fourth proportional to 424,414.36, 585,688.75 and 233,423.65 is: 322,122.95
Step by Step Solution
- Step 1: Write the proportion equation
424,414.36 : 585,688.75 = 233,423.65 : x - Step 2: Convert to fraction form
424,414.36/585,688.75 = 233,423.65/x - Step 3: Cross multiply
424,414.36x = 585,688.75 × 233,423.65 - Step 4: Simplify right side
424,414.36x = 136,713,605,788.94 - Step 5: Solve for x
x = 136,713,605,788.94/424,414.36 - Step 6: Final answer
x = 322,122.95
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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.