Finding the Fourth Proportional to 871,618.62, 1,306,679.14 and 302,925.84
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Solution
The fourth proportional to 871,618.62, 1,306,679.14 and 302,925.84 is: 454,128.52
Step by Step Solution
- Step 1: Write the proportion equation
871,618.62 : 1,306,679.14 = 302,925.84 : x - Step 2: Convert to fraction form
871,618.62/1,306,679.14 = 302,925.84/x - Step 3: Cross multiply
871,618.62x = 1,306,679.14 × 302,925.84 - Step 4: Simplify right side
871,618.62x = 395,826,876,094.98 - Step 5: Solve for x
x = 395,826,876,094.98/871,618.62 - Step 6: Final answer
x = 454,128.52
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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.