Finding the Fourth Proportional to 506,324.70, 759,487.05 and 132,347.70
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Solution
The fourth proportional to 506,324.70, 759,487.05 and 132,347.70 is: 198,521.55
Step by Step Solution
- Step 1: Write the proportion equation
506,324.70 : 759,487.05 = 132,347.70 : x - Step 2: Convert to fraction form
506,324.70/759,487.05 = 132,347.70/x - Step 3: Cross multiply
506,324.70x = 759,487.05 × 132,347.70 - Step 4: Simplify right side
506,324.70x = 100,516,364,247.29 - Step 5: Solve for x
x = 100,516,364,247.29/506,324.70 - Step 6: Final answer
x = 198,521.55
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1.5x scale
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.