Finding the Fourth Proportional to 473,944.62, 653,980.41 and 304,408.38
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Solution
The fourth proportional to 473,944.62, 653,980.41 and 304,408.38 is: 420,042.99
Step by Step Solution
- Step 1: Write the proportion equation
473,944.62 : 653,980.41 = 304,408.38 : x - Step 2: Convert to fraction form
473,944.62/653,980.41 = 304,408.38/x - Step 3: Cross multiply
473,944.62x = 653,980.41 × 304,408.38 - Step 4: Simplify right side
473,944.62x = 199,077,117,159.84 - Step 5: Solve for x
x = 199,077,117,159.84/473,944.62 - Step 6: Final answer
x = 420,042.99
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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.