Finding the Fourth Proportional to 368,377.54, 508,086.98 and 325,280.99
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Solution
The fourth proportional to 368,377.54, 508,086.98 and 325,280.99 is: 448,645.80
Step by Step Solution
- Step 1: Write the proportion equation
368,377.54 : 508,086.98 = 325,280.99 : x - Step 2: Convert to fraction form
368,377.54/508,086.98 = 325,280.99/x - Step 3: Cross multiply
368,377.54x = 508,086.98 × 325,280.99 - Step 4: Simplify right side
368,377.54x = 165,271,035,504.32 - Step 5: Solve for x
x = 165,271,035,504.32/368,377.54 - Step 6: Final answer
x = 448,645.80
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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.