Finding the Fourth Proportional to 415,653.41, 573,601.36 and 224,666.80
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Solution
The fourth proportional to 415,653.41, 573,601.36 and 224,666.80 is: 310,039.99
Step by Step Solution
- Step 1: Write the proportion equation
415,653.41 : 573,601.36 = 224,666.80 : x - Step 2: Convert to fraction form
415,653.41/573,601.36 = 224,666.80/x - Step 3: Cross multiply
415,653.41x = 573,601.36 × 224,666.80 - Step 4: Simplify right side
415,653.41x = 128,869,178,035.51 - Step 5: Solve for x
x = 128,869,178,035.51/415,653.41 - Step 6: Final answer
x = 310,039.99
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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.