Finding the Fourth Proportional to 372,023.94, 513,390.51 and 202,258.07
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Solution
The fourth proportional to 372,023.94, 513,390.51 and 202,258.07 is: 279,114.76
Step by Step Solution
- Step 1: Write the proportion equation
372,023.94 : 513,390.51 = 202,258.07 : x - Step 2: Convert to fraction form
372,023.94/513,390.51 = 202,258.07/x - Step 3: Cross multiply
372,023.94x = 513,390.51 × 202,258.07 - Step 4: Simplify right side
372,023.94x = 103,837,371,141.96 - Step 5: Solve for x
x = 103,837,371,141.96/372,023.94 - Step 6: Final answer
x = 279,114.76
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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.