Finding the Fourth Proportional to 448,140.26, 618,440.01 and 246,931.94
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Solution
The fourth proportional to 448,140.26, 618,440.01 and 246,931.94 is: 340,769.63
Step by Step Solution
- Step 1: Write the proportion equation
448,140.26 : 618,440.01 = 246,931.94 : x - Step 2: Convert to fraction form
448,140.26/618,440.01 = 246,931.94/x - Step 3: Cross multiply
448,140.26x = 618,440.01 × 246,931.94 - Step 4: Simplify right side
448,140.26x = 152,712,591,442.92 - Step 5: Solve for x
x = 152,712,591,442.92/448,140.26 - Step 6: Final answer
x = 340,769.63
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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.