Finding the Fourth Proportional to 353,575.24, 487,924.42 and 192,426.80
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Solution
The fourth proportional to 353,575.24, 487,924.42 and 192,426.80 is: 265,543.86
Step by Step Solution
- Step 1: Write the proportion equation
353,575.24 : 487,924.42 = 192,426.80 : x - Step 2: Convert to fraction form
353,575.24/487,924.42 = 192,426.80/x - Step 3: Cross multiply
353,575.24x = 487,924.42 × 192,426.80 - Step 4: Simplify right side
353,575.24x = 93,889,734,782.46 - Step 5: Solve for x
x = 93,889,734,782.46/353,575.24 - Step 6: Final answer
x = 265,543.86
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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.