Finding the Fourth Proportional to 444,902.36, 613,992.15 and 272,840.13
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Solution
The fourth proportional to 444,902.36, 613,992.15 and 272,840.13 is: 376,535.88
Step by Step Solution
- Step 1: Write the proportion equation
444,902.36 : 613,992.15 = 272,840.13 : x - Step 2: Convert to fraction form
444,902.36/613,992.15 = 272,840.13/x - Step 3: Cross multiply
444,902.36x = 613,992.15 × 272,840.13 - Step 4: Simplify right side
444,902.36x = 167,521,698,024.98 - Step 5: Solve for x
x = 167,521,698,024.98/444,902.36 - Step 6: Final answer
x = 376,535.88
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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.