Finding the Fourth Proportional to 871,618.97, 1,306,679.66 and 302,926.19
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Solution
The fourth proportional to 871,618.97, 1,306,679.66 and 302,926.19 is: 454,129.05
Step by Step Solution
- Step 1: Write the proportion equation
871,618.97 : 1,306,679.66 = 302,926.19 : x - Step 2: Convert to fraction form
871,618.97/1,306,679.66 = 302,926.19/x - Step 3: Cross multiply
871,618.97x = 1,306,679.66 × 302,926.19 - Step 4: Simplify right side
871,618.97x = 395,827,490,954.30 - Step 5: Solve for x
x = 395,827,490,954.30/871,618.97 - Step 6: Final answer
x = 454,129.05
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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.