Finding the Fourth Proportional to 559,489.08, 838,238.64 and 322,341.84
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Solution
The fourth proportional to 559,489.08, 838,238.64 and 322,341.84 is: 482,939.52
Step by Step Solution
- Step 1: Write the proportion equation
559,489.08 : 838,238.64 = 322,341.84 : x - Step 2: Convert to fraction form
559,489.08/838,238.64 = 322,341.84/x - Step 3: Cross multiply
559,489.08x = 838,238.64 × 322,341.84 - Step 4: Simplify right side
559,489.08x = 270,199,385,576.70 - Step 5: Solve for x
x = 270,199,385,576.70/559,489.08 - Step 6: Final answer
x = 482,939.52
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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.