Finding the Fourth Proportional to 624,102.88, 861,258.48 and 337,622.08
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Solution
The fourth proportional to 624,102.88, 861,258.48 and 337,622.08 is: 465,916.58
Step by Step Solution
- Step 1: Write the proportion equation
624,102.88 : 861,258.48 = 337,622.08 : x - Step 2: Convert to fraction form
624,102.88/861,258.48 = 337,622.08/x - Step 3: Cross multiply
624,102.88x = 861,258.48 × 337,622.08 - Step 4: Simplify right side
624,102.88x = 290,779,879,435.24 - Step 5: Solve for x
x = 290,779,879,435.24/624,102.88 - Step 6: Final answer
x = 465,916.58
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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.