Finding the Fourth Proportional to 514,304.10, 771,579.33 and 214,617.99
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Solution
The fourth proportional to 514,304.10, 771,579.33 and 214,617.99 is: 321,978.39
Step by Step Solution
- Step 1: Write the proportion equation
514,304.10 : 771,579.33 = 214,617.99 : x - Step 2: Convert to fraction form
514,304.10/771,579.33 = 214,617.99/x - Step 3: Cross multiply
514,304.10x = 771,579.33 × 214,617.99 - Step 4: Simplify right side
514,304.10x = 165,594,804,930.15 - Step 5: Solve for x
x = 165,594,804,930.15/514,304.10 - Step 6: Final answer
x = 321,978.39
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.