Finding the Fourth Proportional to 954,923.64, 1,432,163.30 and 280,824.63
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Solution
The fourth proportional to 954,923.64, 1,432,163.30 and 280,824.63 is: 421,171.61
Step by Step Solution
- Step 1: Write the proportion equation
954,923.64 : 1,432,163.30 = 280,824.63 : x - Step 2: Convert to fraction form
954,923.64/1,432,163.30 = 280,824.63/x - Step 3: Cross multiply
954,923.64x = 1,432,163.30 × 280,824.63 - Step 4: Simplify right side
954,923.64x = 402,186,727,417.96 - Step 5: Solve for x
x = 402,186,727,417.96/954,923.64 - Step 6: Final answer
x = 421,171.61
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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.