Finding the Fourth Proportional to 624,369.84, 861,632.94 and 337,889.94
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Solution
The fourth proportional to 624,369.84, 861,632.94 and 337,889.94 is: 466,289.50
Step by Step Solution
- Step 1: Write the proportion equation
624,369.84 : 861,632.94 = 337,889.94 : x - Step 2: Convert to fraction form
624,369.84/861,632.94 = 337,889.94/x - Step 3: Cross multiply
624,369.84x = 861,632.94 × 337,889.94 - Step 4: Simplify right side
624,369.84x = 291,137,102,398.62 - Step 5: Solve for x
x = 291,137,102,398.62/624,369.84 - Step 6: Final answer
x = 466,289.50
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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.