Finding the Fourth Proportional to 519,335.74, 779,003.60 and 125,351.74
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Solution
The fourth proportional to 519,335.74, 779,003.60 and 125,351.74 is: 188,027.61
Step by Step Solution
- Step 1: Write the proportion equation
519,335.74 : 779,003.60 = 125,351.74 : x - Step 2: Convert to fraction form
519,335.74/779,003.60 = 125,351.74/x - Step 3: Cross multiply
519,335.74x = 779,003.60 × 125,351.74 - Step 4: Simplify right side
519,335.74x = 97,649,456,726.26 - Step 5: Solve for x
x = 97,649,456,726.26/519,335.74 - Step 6: Final answer
x = 188,027.61
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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.