Finding the Fourth Proportional to 415,781.04, 573,777.96 and 224,794.44
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Solution
The fourth proportional to 415,781.04, 573,777.96 and 224,794.44 is: 310,216.39
Step by Step Solution
- Step 1: Write the proportion equation
415,781.04 : 573,777.96 = 224,794.44 : x - Step 2: Convert to fraction form
415,781.04/573,777.96 = 224,794.44/x - Step 3: Cross multiply
415,781.04x = 573,777.96 × 224,794.44 - Step 4: Simplify right side
415,781.04x = 128,982,095,202.54 - Step 5: Solve for x
x = 128,982,095,202.54/415,781.04 - Step 6: Final answer
x = 310,216.39
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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.