Finding the Fourth Proportional to 453,122.38, 625,324.49 and 249,180.99
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Solution
The fourth proportional to 453,122.38, 625,324.49 and 249,180.99 is: 343,878.35
Step by Step Solution
- Step 1: Write the proportion equation
453,122.38 : 625,324.49 = 249,180.99 : x - Step 2: Convert to fraction form
453,122.38/625,324.49 = 249,180.99/x - Step 3: Cross multiply
453,122.38x = 625,324.49 × 249,180.99 - Step 4: Simplify right side
453,122.38x = 155,818,975,489.45 - Step 5: Solve for x
x = 155,818,975,489.45/453,122.38 - Step 6: Final answer
x = 343,878.35
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.