Finding the Fourth Proportional to 628,089.18, 941,383.44 and 228,261.84
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Solution
The fourth proportional to 628,089.18, 941,383.44 and 228,261.84 is: 342,120.07
Step by Step Solution
- Step 1: Write the proportion equation
628,089.18 : 941,383.44 = 228,261.84 : x - Step 2: Convert to fraction form
628,089.18/941,383.44 = 228,261.84/x - Step 3: Cross multiply
628,089.18x = 941,383.44 × 228,261.84 - Step 4: Simplify right side
628,089.18x = 214,881,916,159.93 - Step 5: Solve for x
x = 214,881,916,159.93/628,089.18 - Step 6: Final answer
x = 342,120.07
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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.