Finding the Fourth Proportional to 433,822.68, 650,731.68 and 289,423.08
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Solution
The fourth proportional to 433,822.68, 650,731.68 and 289,423.08 is: 434,133.06
Step by Step Solution
- Step 1: Write the proportion equation
433,822.68 : 650,731.68 = 289,423.08 : x - Step 2: Convert to fraction form
433,822.68/650,731.68 = 289,423.08/x - Step 3: Cross multiply
433,822.68x = 650,731.68 × 289,423.08 - Step 4: Simplify right side
433,822.68x = 188,336,767,079.17 - Step 5: Solve for x
x = 188,336,767,079.17/433,822.68 - Step 6: Final answer
x = 434,133.06
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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.