Finding the Fourth Proportional to 624,135.52, 861,305.84 and 337,655.84
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Solution
The fourth proportional to 624,135.52, 861,305.84 and 337,655.84 is: 465,964.42
Step by Step Solution
- Step 1: Write the proportion equation
624,135.52 : 861,305.84 = 337,655.84 : x - Step 2: Convert to fraction form
624,135.52/861,305.84 = 337,655.84/x - Step 3: Cross multiply
624,135.52x = 861,305.84 × 337,655.84 - Step 4: Simplify right side
624,135.52x = 290,824,946,902.11 - Step 5: Solve for x
x = 290,824,946,902.11/624,135.52 - Step 6: Final answer
x = 465,964.42
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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.