Finding the Fourth Proportional to 571,924.72, 857,329.26 and 272,324.80
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Solution
The fourth proportional to 571,924.72, 857,329.26 and 272,324.80 is: 408,221.59
Step by Step Solution
- Step 1: Write the proportion equation
571,924.72 : 857,329.26 = 272,324.80 : x - Step 2: Convert to fraction form
571,924.72/857,329.26 = 272,324.80/x - Step 3: Cross multiply
571,924.72x = 857,329.26 × 272,324.80 - Step 4: Simplify right side
571,924.72x = 233,472,019,263.65 - Step 5: Solve for x
x = 233,472,019,263.65/571,924.72 - Step 6: Final answer
x = 408,221.59
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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.