Finding the Fourth Proportional to 828,927.80, 1,244,047.80 and 323,730.80
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Solution
The fourth proportional to 828,927.80, 1,244,047.80 and 323,730.80 is: 485,852.43
Step by Step Solution
- Step 1: Write the proportion equation
828,927.80 : 1,244,047.80 = 323,730.80 : x - Step 2: Convert to fraction form
828,927.80/1,244,047.80 = 323,730.80/x - Step 3: Cross multiply
828,927.80x = 1,244,047.80 × 323,730.80 - Step 4: Simplify right side
828,927.80x = 402,736,589,532.24 - Step 5: Solve for x
x = 402,736,589,532.24/828,927.80 - Step 6: Final answer
x = 485,852.43
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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.