Finding the Fourth Proportional to 814,531.36, 1,124,052.96 and 474,934
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Solution
The fourth proportional to 814,531.36, 1,124,052.96 and 474,934 is: 655,408.74
Step by Step Solution
- Step 1: Write the proportion equation
814,531.36 : 1,124,052.96 = 474,934 : x - Step 2: Convert to fraction form
814,531.36/1,124,052.96 = 474,934/x - Step 3: Cross multiply
814,531.36x = 1,124,052.96 × 474,934 - Step 4: Simplify right side
814,531.36x = 533,850,968,504.64 - Step 5: Solve for x
x = 533,850,968,504.64/814,531.36 - Step 6: Final answer
x = 655,408.74
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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.