Finding the Fourth Proportional to 895,577.10, 1,235,896.49 and 487,678.82
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Solution
The fourth proportional to 895,577.10, 1,235,896.49 and 487,678.82 is: 672,996.82
Step by Step Solution
- Step 1: Write the proportion equation
895,577.10 : 1,235,896.49 = 487,678.82 : x - Step 2: Convert to fraction form
895,577.10/1,235,896.49 = 487,678.82/x - Step 3: Cross multiply
895,577.10x = 1,235,896.49 × 487,678.82 - Step 4: Simplify right side
895,577.10x = 602,720,542,536.69 - Step 5: Solve for x
x = 602,720,542,536.69/895,577.10 - Step 6: Final answer
x = 672,996.82
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.