Finding the Fourth Proportional to 624,368.34, 861,630.87 and 337,888.44
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Solution
The fourth proportional to 624,368.34, 861,630.87 and 337,888.44 is: 466,287.43
Step by Step Solution
- Step 1: Write the proportion equation
624,368.34 : 861,630.87 = 337,888.44 : x - Step 2: Convert to fraction form
624,368.34/861,630.87 = 337,888.44/x - Step 3: Cross multiply
624,368.34x = 861,630.87 × 337,888.44 - Step 4: Simplify right side
624,368.34x = 291,135,110,520.14 - Step 5: Solve for x
x = 291,135,110,520.14/624,368.34 - Step 6: Final answer
x = 466,287.43
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1.5x scale
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.