Finding the Fourth Proportional to 895,160.97, 1,235,347.61 and 487,289.12
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Solution
The fourth proportional to 895,160.97, 1,235,347.61 and 487,289.12 is: 672,472.84
Step by Step Solution
- Step 1: Write the proportion equation
895,160.97 : 1,235,347.61 = 487,289.12 : x - Step 2: Convert to fraction form
895,160.97/1,235,347.61 = 487,289.12/x - Step 3: Cross multiply
895,160.97x = 1,235,347.61 × 487,289.12 - Step 4: Simplify right side
895,160.97x = 601,971,441,157.82 - Step 5: Solve for x
x = 601,971,441,157.82/895,160.97 - Step 6: Final answer
x = 672,472.84
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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.