Finding the Fourth Proportional to 409,658.82, 614,599.74 and 125,343.06
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Solution
The fourth proportional to 409,658.82, 614,599.74 and 125,343.06 is: 188,048.71
Step by Step Solution
- Step 1: Write the proportion equation
409,658.82 : 614,599.74 = 125,343.06 : x - Step 2: Convert to fraction form
409,658.82/614,599.74 = 125,343.06/x - Step 3: Cross multiply
409,658.82x = 614,599.74 × 125,343.06 - Step 4: Simplify right side
409,658.82x = 77,035,812,086.80 - Step 5: Solve for x
x = 77,035,812,086.80/409,658.82 - Step 6: Final answer
x = 188,048.71
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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.