Finding the Fourth Proportional to 346,871.08, 520,299.30 and 159,882.58
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Solution
The fourth proportional to 346,871.08, 520,299.30 and 159,882.58 is: 239,820.50
Step by Step Solution
- Step 1: Write the proportion equation
346,871.08 : 520,299.30 = 159,882.58 : x - Step 2: Convert to fraction form
346,871.08/520,299.30 = 159,882.58/x - Step 3: Cross multiply
346,871.08x = 520,299.30 × 159,882.58 - Step 4: Simplify right side
346,871.08x = 83,186,794,456.19 - Step 5: Solve for x
x = 83,186,794,456.19/346,871.08 - Step 6: Final answer
x = 239,820.50
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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.