Finding the Fourth Proportional to 392.24, 587.99 and 175.70
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Solution
The fourth proportional to 392.24, 587.99 and 175.70 is: 263.38
Step by Step Solution
- Step 1: Write the proportion equation
392.24 : 587.99 = 175.70 : x - Step 2: Convert to fraction form
392.24/587.99 = 175.70/x - Step 3: Cross multiply
392.24x = 587.99 × 175.70 - Step 4: Simplify right side
392.24x = 103,307.34 - Step 5: Solve for x
x = 103,307.34/392.24 - Step 6: Final answer
x = 263.38
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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.