Finding the Fourth Proportional to 506,502.70, 759,754.05 and 132,525.70
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Solution
The fourth proportional to 506,502.70, 759,754.05 and 132,525.70 is: 198,788.55
Step by Step Solution
- Step 1: Write the proportion equation
506,502.70 : 759,754.05 = 132,525.70 : x - Step 2: Convert to fraction form
506,502.70/759,754.05 = 132,525.70/x - Step 3: Cross multiply
506,502.70x = 759,754.05 × 132,525.70 - Step 4: Simplify right side
506,502.70x = 100,686,937,304.09 - Step 5: Solve for x
x = 100,686,937,304.09/506,502.70 - Step 6: Final answer
x = 198,788.55
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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.