Finding the Fourth Proportional to 694,354.14, 1,040,585.32 and 424,576.75
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Solution
The fourth proportional to 694,354.14, 1,040,585.32 and 424,576.75 is: 636,286.74
Step by Step Solution
- Step 1: Write the proportion equation
694,354.14 : 1,040,585.32 = 424,576.75 : x - Step 2: Convert to fraction form
694,354.14/1,040,585.32 = 424,576.75/x - Step 3: Cross multiply
694,354.14x = 1,040,585.32 × 424,576.75 - Step 4: Simplify right side
694,354.14x = 441,808,333,263.31 - Step 5: Solve for x
x = 441,808,333,263.31/694,354.14 - Step 6: Final answer
x = 636,286.74
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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.