Finding the Fourth Proportional to 448,280.04, 618,626.68 and 254,688.08
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Solution
The fourth proportional to 448,280.04, 618,626.68 and 254,688.08 is: 351,469.68
Step by Step Solution
- Step 1: Write the proportion equation
448,280.04 : 618,626.68 = 254,688.08 : x - Step 2: Convert to fraction form
448,280.04/618,626.68 = 254,688.08/x - Step 3: Cross multiply
448,280.04x = 618,626.68 × 254,688.08 - Step 4: Simplify right side
448,280.04x = 157,556,841,365.97 - Step 5: Solve for x
x = 157,556,841,365.97/448,280.04 - Step 6: Final answer
x = 351,469.68
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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.