Finding the Fourth Proportional to 372,170.25, 513,594.95 and 202,408.02
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Solution
The fourth proportional to 372,170.25, 513,594.95 and 202,408.02 is: 279,323.07
Step by Step Solution
- Step 1: Write the proportion equation
372,170.25 : 513,594.95 = 202,408.02 : x - Step 2: Convert to fraction form
372,170.25/513,594.95 = 202,408.02/x - Step 3: Cross multiply
372,170.25x = 513,594.95 × 202,408.02 - Step 4: Simplify right side
372,170.25x = 103,955,735,899.46 - Step 5: Solve for x
x = 103,955,735,899.46/372,170.25 - Step 6: Final answer
x = 279,323.07
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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.