Finding the Fourth Proportional to 894,293.28, 1,341,439.68 and 520,053.84
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Solution
The fourth proportional to 894,293.28, 1,341,439.68 and 520,053.84 is: 780,080.62
Step by Step Solution
- Step 1: Write the proportion equation
894,293.28 : 1,341,439.68 = 520,053.84 : x - Step 2: Convert to fraction form
894,293.28/1,341,439.68 = 520,053.84/x - Step 3: Cross multiply
894,293.28x = 1,341,439.68 × 520,053.84 - Step 4: Simplify right side
894,293.28x = 697,620,856,712.37 - Step 5: Solve for x
x = 697,620,856,712.37/894,293.28 - Step 6: Final answer
x = 780,080.62
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.