Finding the Fourth Proportional to 749,664, 1,124,497.08 and 306,432
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Solution
The fourth proportional to 749,664, 1,124,497.08 and 306,432 is: 459,648.44
Step by Step Solution
- Step 1: Write the proportion equation
749,664 : 1,124,497.08 = 306,432 : x - Step 2: Convert to fraction form
749,664/1,124,497.08 = 306,432/x - Step 3: Cross multiply
749,664x = 1,124,497.08 × 306,432 - Step 4: Simplify right side
749,664x = 344,581,889,218.56 - Step 5: Solve for x
x = 344,581,889,218.56/749,664 - Step 6: Final answer
x = 459,648.44
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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.