Finding the Fourth Proportional to 296,038.16, 444,203.04 and 138,243.68
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Solution
The fourth proportional to 296,038.16, 444,203.04 and 138,243.68 is: 207,433.61
Step by Step Solution
- Step 1: Write the proportion equation
296,038.16 : 444,203.04 = 138,243.68 : x - Step 2: Convert to fraction form
296,038.16/444,203.04 = 138,243.68/x - Step 3: Cross multiply
296,038.16x = 444,203.04 × 138,243.68 - Step 4: Simplify right side
296,038.16x = 61,408,262,916.79 - Step 5: Solve for x
x = 61,408,262,916.79/296,038.16 - Step 6: Final answer
x = 207,433.61
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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.