Finding the Fourth Proportional to 340,052.70, 510,079.05 and 204,750.30
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Solution
The fourth proportional to 340,052.70, 510,079.05 and 204,750.30 is: 307,125.45
Step by Step Solution
- Step 1: Write the proportion equation
340,052.70 : 510,079.05 = 204,750.30 : x - Step 2: Convert to fraction form
340,052.70/510,079.05 = 204,750.30/x - Step 3: Cross multiply
340,052.70x = 510,079.05 × 204,750.30 - Step 4: Simplify right side
340,052.70x = 104,438,838,511.22 - Step 5: Solve for x
x = 104,438,838,511.22/340,052.70 - Step 6: Final answer
x = 307,125.45
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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.