Finding the Fourth Proportional to 594.14, 890.44 and 430.17
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Solution
The fourth proportional to 594.14, 890.44 and 430.17 is: 644.70
Step by Step Solution
- Step 1: Write the proportion equation
594.14 : 890.44 = 430.17 : x - Step 2: Convert to fraction form
594.14/890.44 = 430.17/x - Step 3: Cross multiply
594.14x = 890.44 × 430.17 - Step 4: Simplify right side
594.14x = 383,040.57 - Step 5: Solve for x
x = 383,040.57/594.14 - Step 6: Final answer
x = 644.70
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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.