Finding the Fourth Proportional to 341,129.84, 511,029.84 and 207,679.10
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Solution
The fourth proportional to 341,129.84, 511,029.84 and 207,679.10 is: 311,113.85
Step by Step Solution
- Step 1: Write the proportion equation
341,129.84 : 511,029.84 = 207,679.10 : x - Step 2: Convert to fraction form
341,129.84/511,029.84 = 207,679.10/x - Step 3: Cross multiply
341,129.84x = 511,029.84 × 207,679.10 - Step 4: Simplify right side
341,129.84x = 106,130,217,244.34 - Step 5: Solve for x
x = 106,130,217,244.34/341,129.84 - Step 6: Final answer
x = 311,113.85
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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.