Finding the Fourth Proportional to 310,351.29, 464,881.08 and 299,644.71
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Solution
The fourth proportional to 310,351.29, 464,881.08 and 299,644.71 is: 448,843.49
Step by Step Solution
- Step 1: Write the proportion equation
310,351.29 : 464,881.08 = 299,644.71 : x - Step 2: Convert to fraction form
310,351.29/464,881.08 = 299,644.71/x - Step 3: Cross multiply
310,351.29x = 464,881.08 × 299,644.71 - Step 4: Simplify right side
310,351.29x = 139,299,156,401.09 - Step 5: Solve for x
x = 139,299,156,401.09/310,351.29 - Step 6: Final answer
x = 448,843.49
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.