Finding the Fourth Proportional to 475,590.40, 655,777.28 and 303,278.08
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Solution
The fourth proportional to 475,590.40, 655,777.28 and 303,278.08 is: 418,181.01
Step by Step Solution
- Step 1: Write the proportion equation
475,590.40 : 655,777.28 = 303,278.08 : x - Step 2: Convert to fraction form
475,590.40/655,777.28 = 303,278.08/x - Step 3: Cross multiply
475,590.40x = 655,777.28 × 303,278.08 - Step 4: Simplify right side
475,590.40x = 198,882,874,386.02 - Step 5: Solve for x
x = 198,882,874,386.02/475,590.40 - Step 6: Final answer
x = 418,181.01
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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.