Finding the Fourth Proportional to 542,028.06, 748,349.73 and 348,522.66
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Solution
The fourth proportional to 542,028.06, 748,349.73 and 348,522.66 is: 481,186.97
Step by Step Solution
- Step 1: Write the proportion equation
542,028.06 : 748,349.73 = 348,522.66 : x - Step 2: Convert to fraction form
542,028.06/748,349.73 = 348,522.66/x - Step 3: Cross multiply
542,028.06x = 748,349.73 × 348,522.66 - Step 4: Simplify right side
542,028.06x = 260,816,838,509.88 - Step 5: Solve for x
x = 260,816,838,509.88/542,028.06 - Step 6: Final answer
x = 481,186.97
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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.