Finding the Fourth Proportional to 523.99, 785.74 and 158.68
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Solution
The fourth proportional to 523.99, 785.74 and 158.68 is: 237.95
Step by Step Solution
- Step 1: Write the proportion equation
523.99 : 785.74 = 158.68 : x - Step 2: Convert to fraction form
523.99/785.74 = 158.68/x - Step 3: Cross multiply
523.99x = 785.74 × 158.68 - Step 4: Simplify right side
523.99x = 124,681.22 - Step 5: Solve for x
x = 124,681.22/523.99 - Step 6: Final answer
x = 237.95
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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.