Finding the Fourth Proportional to 624,348.12, 861,606.64 and 337,874.36
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Solution
The fourth proportional to 624,348.12, 861,606.64 and 337,874.36 is: 466,269.99
Step by Step Solution
- Step 1: Write the proportion equation
624,348.12 : 861,606.64 = 337,874.36 : x - Step 2: Convert to fraction form
624,348.12/861,606.64 = 337,874.36/x - Step 3: Cross multiply
624,348.12x = 861,606.64 × 337,874.36 - Step 4: Simplify right side
624,348.12x = 291,114,792,061.75 - Step 5: Solve for x
x = 291,114,792,061.75/624,348.12 - Step 6: Final answer
x = 466,269.99
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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.