Finding the Fourth Proportional to 514,442.41, 771,703.53 and 154,585.17
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Solution
The fourth proportional to 514,442.41, 771,703.53 and 154,585.17 is: 231,889.75
Step by Step Solution
- Step 1: Write the proportion equation
514,442.41 : 771,703.53 = 154,585.17 : x - Step 2: Convert to fraction form
514,442.41/771,703.53 = 154,585.17/x - Step 3: Cross multiply
514,442.41x = 771,703.53 × 154,585.17 - Step 4: Simplify right side
514,442.41x = 119,293,921,374.65 - Step 5: Solve for x
x = 119,293,921,374.65/514,442.41 - Step 6: Final answer
x = 231,889.75
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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.