Finding the Fourth Proportional to 506,046.40, 758,694.61 and 306,319.53
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Solution
The fourth proportional to 506,046.40, 758,694.61 and 306,319.53 is: 459,252.32
Step by Step Solution
- Step 1: Write the proportion equation
506,046.40 : 758,694.61 = 306,319.53 : x - Step 2: Convert to fraction form
506,046.40/758,694.61 = 306,319.53/x - Step 3: Cross multiply
506,046.40x = 758,694.61 × 306,319.53 - Step 4: Simplify right side
506,046.40x = 232,402,979,576.74 - Step 5: Solve for x
x = 232,402,979,576.74/506,046.40 - Step 6: Final answer
x = 459,252.32
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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.